Abstract: An electro-holographic light field generator device is disclosed. The light field generator device has an optical substrate with a waveguide face and an exit face. One or more surface acoustic wave (SAW) optical modulator devices are included within each light field generator device. The SAW devices each include a light input, a waveguide, and a SAW transducer, all configured for guided mode confinement of input light within the waveguide. A leaky mode deflection of a portion of the waveguided light, or diffractive light, impinges upon the exit face. Multiple output optics at the exit face are configured for developing from each of the output optics a radiated exit light from the diffracted light for at least one of the waveguides. An RF controller is configured to control the SAW devices to develop the radiated exit light as a three-dimensional output light field with horizontal parallax and compatible with observer vertical motion.

Abstract: In an optical unit with shake correction function, a first stopper mechanism configured to define a swinging range of a movable member is composed of: a first projection part for stopper and a second projection part for stopper, both of which are provided in a camera module; and a projection portion (abutment target) of a holder bottom plate member. Therefore, when the first projection part for stopper and the second projection part for stopper; and the projection portion of the holder bottom plate member abut against each other and then movement in the Z axis direction of the movable member is restricted, the camera module does not move in the Z axis direction any more. Accordingly, the camera module does not slip off from a camera module holder of the movable member.

Abstract: An imaging system having a forward and rearward orientation and comprising: (a) one or more parabolic reflectors having a base, a focus, and a reflector axis, said one or more parabolic reflectors defining a central reflector axis; (b) at least one a light source disposed near or essentially at said focus of each of said one or more parabolic reflectors forward of its base; and (c) an imaging device disposed within said one or more parabolic reflectors, and comprising a zooming lens having an optical axis essentially coincident with said central reflector axis.

Abstract: The description relates to devices that emit light from a light source. One example device can include a reflector extending along an arc and oriented in light receiving relation relative to the light source. The reflector can have a cross-sectional reflector profile taken transverse to the arc that includes a first portion having a swept profile that transitions to a second portion having a reverse swept profile.

Abstract: An electronic device is provided. The electronic device includes an upper cover in which at least one first camera facing a first direction is disposed, a housing in which a plurality of second cameras is disposed facing a second direction different from the first direction, a lower cover disposed to face the upper cover with the housing interposed therebetween, the lower cover being configured to cover a third direction different from the first direction, and a drainage structure penetrating the housing from the upper cover and connected to the lower cover. The drainage structure includes a drainage hole disposed adjacent to the at least one first camera, at least one first conduit extending from the upper cover in the third direction, and at least one second conduit extending in the first direction from the lower cover and connected to the at least one first conduit.

Abstract: A mobile device case includes a soft protective housing defining a camera-lens aperture and a touchscreen display aperture, and a lens attachment interface including a capture plate protruding into the camera-lens aperture sufficient to overlap a coupling interface of a removable lens assembly along the optical path of the miniature camera module, and a catch to facilitate stable locking coupling of the removable lens assembly in optical alignment with the miniature camera module.

Abstract: An IP Camera includes a heat-generating element, a lens holder, a lens assembly and a heat-conducting element. The lens assembly includes a lens, a front portion and a rear portion opposite to the front portion. The front portion surrounds the lens. The lens assembly is disposed on the lens holder with the rear portion. The heat-conducting element has a thermal conductivity greater than 5 W/mK. The heat-conducting element is in contact with the heat-generating element, and a portion of the heat-conducting element surrounds the front portion.

Abstract: A power consuming electronics device that dissipates internal device heat via a heat sink is disclosed. The power consuming electronics device includes first and second complementary housing parts. The first housing part includes a first surface ending at a first peripheral edge, and the second housing part including a second surface ending at a second peripheral edge. The power consuming electronics device also includes a heat sink having an air exposed surface that is interposed between the first and second peripheral edges. Surface edges of the air exposed surface abut the first and second peripheral edges of the housing parts and are respectively matched therewith in shape and dimension so that an overall composite surface formed by the first and second surfaces of the housing parts and the air exposed surface of the heat sink is substantially continuous and uniform.

Abstract: An adjustable camera cage is provided. The camera cage includes multiple adjustable points of attachment for a camera, allowing cameras of different configurations to be secured within the cage. The cage includes an offset between two sides of the cage, allowing for increased access to the camera. The cage includes a plurality of attachment points suitable for attachment of external accessories of various makes and designs. Due to the adjustability of the cage, use of the cage is possible with a wide variety of cameras, including mirrorless and DSLR cameras, providing security of attachment and compatibility with a multitude of non-proprietary and industry-standard accessory interfaces.

Abstract: A hinge for an electronic device includes a base including a stem, a ball rigidly fixed to the stem, a first friction surface that contacts and is configured to move with respect to a first outer surface of the ball, a second friction surface that contacts and is configured to move with respect to a second outer surface of the ball, the second outer surface of the ball being on a side of the ball that is opposite the first outer surface of the ball, and a biasing member configured to bias the first and/or second friction surface against the ball to generate a frictional force sufficient to hold the first and second friction surfaces in a set position relative to the ball.

Abstract: Apparatus for use with a communication device having a camera to take a selfie picture. The apparatus comprises a tri-pod stand comprising an upper pole. The apparatus further comprises a control unit engaged with the upper pole. The apparatus further comprises first, second, and third flexible arms extending upward from the control unit. The apparatus further comprises first and second light sources engaged with the first and second flexible arms, respectively. The apparatus further comprises a fastener engaged with the third flexible arm to engage the communication device. The control unit being adapted to send a first signal to the communication device to activate the light sources and a second signal to activate the camera of the communication device. The apparatus further comprises a remote control to send a signal to the control unit to send a signal to the communication device to activate the camera and take a picture.

Abstract: Included are multiple mount claws, and multiple contact pins following the circumferential direction of a second mount. The second mount can rotate to a first state where multiple claws of a first mount are inserted between the multiple mount claws, and a second state where the multiple mount claws engage the claws in a center axis direction. In the first state, a first mount claw is included in an angle range where a first contact pin of the multiple contact pins and a center axis of the mount are connected in the radial direction of the mount, and a first contact face of the multiple contact faces and the center axis are connected in the radial direction of the mount. The first contact pin and the first contact face come into contact first when rotating from the first state to the second state.

Abstract: A light source module includes a filter wheel, a composite light source, and a third light source. The filter is rotatable with respect to a pivot and includes a first color filter area, a second color filter area, and a light transmitting area. The composite light source emits a composite light consisting of a first and second color lights.

Abstract: A light source device according to the present disclosure includes a substrate having a first surface, a plurality of light emitting elements disposed on the first surface side of the substrate, a frame body which is disposed so as to surround the plurality of light emitting elements, and which is bonded on the first surface side of the substrate, and a lid body which has a light transmissive member configured to transmit light emitted from the plurality of light emitting elements, which is disposed so as to be opposed to the first surface of the substrate, and which is bonded on an opposite side of the frame body to the substrate. The plurality of light emitting elements is housed in a housing space, the housing space being formed by the substrate, the frame body and the lid body. The frame body is formed of a material including a nonconductive material.

Abstract: A projector includes an illumination system, a light valve, and a lens. The illumination system includes a scanning light source assembly and a wavelength conversion device. The scanning light source assembly provides an excitation beam. The excitation beam scans in a plurality of scanning directions. The wavelength conversion device is disposed on a transmission path of the excitation beam. The excitation beam scans the wavelength conversion device in the scanning directions in a plurality of time intervals respectively, and the excitation beam is converted into a color beam by the wavelength conversion device in one of the time intervals. The light valve is disposed on a transmission path of an illumination beam and converts the illumination beam into an image beam, wherein the illumination beam includes the color beam. The lens is disposed on a transmission path of the image beam.

Abstract: A lighting apparatus includes a laser source configured to emit a laser beam, a homogenizer optical element that includes a light flux dividing section disposed to face the laser source, configured to divide the laser beam into a plurality of separate laser beams in a plane and make advancing directions of the plurality of separate laser beams different from each other, and a light flux superimposing section formed integrally with the light flux dividing section and superimposing the plurality of separate laser beams on each other in a common radiation region, and a fluorescent material disposed to face the homogenizer optical element, excited by the plurality of separate laser beams superimposed in the radiation region using the light flux superimposing section so as to emit fluorescence.

Abstract: The light emission control device includes a PWM terminal to which a PWM signal is input, a first drive circuit for outputting a first control signal, a second drive circuit for outputting a second control signal, and a mode judgment circuit. The first control signal sets the first switching element to an ON state when the PWM signal is in an active state, and sets the first switching element to an OFF state when the PWM signal is in an inactive state. The second control signal controls an ON/OFF state of the second switching element when the PWM signal is in the active state. The mode judgment circuit judges between a PWM dimming mode and an analog dimming mode based on the PWM signal.

Abstract: A multichromic filtering coating is applied to a projector screen to pass to the projector screen substrate only those wavelengths produced by the projector, to accentuate selective wavelengths of light to be reflected by the screen. The screen can be a passive black substrate or an active grayscale screen such as e-ink paper, and un-reflected light reaches the screen which selectively tunes its grayscale to accentuate the brightness or darkness of the color video image being projected onto it.

Abstract: A projection apparatus including a light source section, a projection section that projects light outputted from the light source section, and a control section that acquires captured image data produced by an imaging section, identifies a region of a projection target contained in the acquired captured image data and an image captured position of the region in the captured image data, determines a projection range over which the projection section projects light and a wavelength band of the light to be projected over the projection range based on the identified region and image captured position, and controls the projection section to cause the projection section to project light in the determined wavelength band over the determined projection range.

Abstract: According to the present invention, there is provided a plurality of protruding portions that are formed on one surface of the support and have inclined surfaces parallel to each other; a cholesteric liquid crystal layer that is formed on each of the inclined surfaces of the protruding portions; and an overcoat layer that is laminated on the surface of the support on which the protruding portions are formed so as to cover the cholesteric liquid crystal layer, in which a normal line of each of the inclined surfaces of the protruding portions is parallel to a spiral axis of the cholesteric structure of the cholesteric liquid crystal layer, an angle formed between a normal line of a surface of the overcoat layer and the spiral axis of the cholesteric structure is 5° to 42°, a difference in refractive index between the cholesteric liquid crystal layer and the protruding portion and a difference in refractive index between the cholesteric liquid crystal layer and the overcoat layer are 0.2 or less.

Abstract: A method of forming a layout definition of a semiconductor device includes the following steps. Firstly, a plurality of first patterns is established to form a material layer over a substrate, with the first patterns being regularly arranged in a plurality of columns along a first direction to form an array arrangement. Next, a plurality of second patterns is established to surround the first patterns. Then, a third pattern is established to form a blocking layer on the material layer, with the third pattern being overlapped with a portion of the second patterns and with at least one of the second patterns being partially exposed from the third pattern. Finally, the first patterns are used to form a plurality of first openings in a stacked structure on the substrate to expose a portion of the substrate respectively.

Abstract: The present disclosure provides an optical compensation film, a photomask, and an exposure apparatus. The optical compensation film includes a first region of the optical compensation film and a second region of the optical compensation film. The first region of the optical compensation film is positioned to correspond to an overlapping portion of the prisms, and is configured to allow light to pass therethrough and impinge on the overlapping portion of the prisms. The second region of the optical compensation film is positioned to correspond to a non-overlapping portion of the prisms, and is configured to allow light to pass therethrough and impinge on the non-overlapping portion of the prisms. Light transmittance of the first region of the optical compensation film is greater than light transmittance of the second region of the optical compensation film.

Abstract: A method for forming a functionalised guide pattern for the self-assembly of a block copolymer by graphoepitaxy, includes forming a guide pattern made of a first material having a first chemical affinity for the block copolymer, the guide pattern having a cavity with a bottom and side walls; grafting a functionalisation layer made of a second polymeric material having a second chemical affinity for the block copolymer, the functionalisation layer having a first portion grafted onto the bottom of the cavity and a second portion grafted onto the side walls of the cavity; selectively etching the second portion of the functionalisation layer relative to the first portion of the functionalisation layer, the etching including a step of exposure to an ion beam following a direction that intersects the second portion of the functionalisation layer, such that the ion beam does not reach the first portion of the functionalisation layer.

Abstract: A resist composition which contains a resin (A1) which has a structural unit having a sulfonyl group, a structural unit represented by formula (II) and a structural unit having an acid-labile group, and an acid generator: wherein R1 represents a hydrogen atom, a halogen atom or a C1 to C6 alkyl group that may have a halogen atom, L1 represents a single bond or *-L2-CO—O-(L3-CO—O)g— where * represents a binding position to an oxygen atom, L2 and L3 independently represent a C1 to C12 divalent hydrocarbon group, “g” represents 0 or 1, and R3 represents a C1 to C12 liner or branched alkyl group except for a tertiary alkyl group.

Abstract: The present invention relates to a photo-curable and heat-curable resin composition including: an acid-modified oligomer having a photo-curable functional group having an acrylate group or an unsaturated double bond, and a carboxyl group in the molecule; a photopolymerizable monomer having at least two photo-curable unsaturated functional groups; a heat-curable binder having a heat-curable functional group; a plate-like inorganic filler having an E-modulus of 90 to 120 (Gpa); a dispersant; and a photo-initiator, and a dry film solder resist prepared therefrom.

Abstract: An object of the present invention is to provide a curable composition satisfying both of excellent low reflectivity and excellent developability, a method for producing a cured film, an infrared color filter provided with a light-shielding film, and a solid-state imaging device. The curable composition of the present invention includes a fluorine-containing polymer including a repeating unit represented by Formula (A) and a repeating unit represented by Formula (B), a polymerizable compound, and a coloring agent. In Formula (A), R1 represents a hydrogen atom or an alkyl group, and L1 represents a divalent chained linking group having 3 or more carbon atoms in total, which may include an ester bond. In Formula (B), R2 represents a hydrogen atom or an alkyl group, L2 represents a single bond or a divalent linking group, and Rf represents a monovalent organic group including an fluorine atom.

Abstract: An additive for a resist underlayer film-forming composition, including a copolymer having structural units of the following Formulae (1) to (3): wherein R1s are each independently a hydrogen atom or a methyl group, R2 is a C1-3 alkylene group, A is a protecting group, R3 is an organic group having 4 to 7-membered ring lactone skeleton, adamantane skeleton, tricyclodecane skeleton, or norbornane skeleton, and R4 is a linear, branched, or cyclic organic group having a carbon atom number of 1 to 12, wherein at least one hydrogen atom is substituted with a fluoro group and that optionally has at least one hydroxy group as a substituent. A resist underlayer film-forming composition for lithography including additive, a resin that is different from copolymer, organic acid, crosslinker, and solvent, wherein the copolymer's content is 3 parts by mass to 40 parts by mass relative to 100 parts by mass of the resin.

Abstract: A method of manufacturing an integrated circuit (IC) device includes exposing a partial region of a photoresist film formed on a main surface of a substrate to generate acid, and diffusing the acid in the partial region of the photoresist film. Diffusing the acid may include applying an electric field, in a direction perpendicular to a direction in which the main surface of the substrate extends, to the photoresist film using an electrode facing the substrate through an electric-field transmission layer filling between the photoresist film and the electrode. The electric-field transmission layer may include an ion-containing layer or a conductive polymer layer.

Abstract: A composition for removing photoresist, including an alkyl ammonium fluoride salt in an amount ranging from about 0.5 weight percent to about 10 weight percent, based on a total weight of the composition; an organic sulfonic acid in an amount ranging from about 1 weight percent to about 20 weight percent, based on the total weight of the composition; and a lactone-based solvent in an amount ranging from about 70 weight percent to about 98.5 weight percent, based on the total weight of the composition.

Abstract: A method for generating a radiation light in a lithography exposure system is provided. The method includes connecting a first nozzle assembly coupled to a support to an outlet of a storage member that receives a target fuel inside. The method further includes guiding the target fuel flowing through the first nozzle assembly and supplying a droplet of the target fuel into an excitation zone via the first nozzle assembly. The method also includes moving the support to connect a second nozzle assembly coupled to the support with the outlet. In addition, the method includes guiding the target fuel flowing through the second nozzle assembly and supplying a droplet of the target fuel into the excitation zone via the second nozzle assembly. The method further includes irradiating the droplet of the target fuel in the excitation zone with a laser pulse.

Abstract: There is provided a substrate processing apparatus including: a light radiator configured to radiate a light for processing into an irradiation area which is smaller than a processing target area of a surface of a substrate; a driver configured to move the irradiation area in two directions that cross each other in a plane along the surface of the substrate; and a controller configured to control the driver to move an irradiation position in two directions according to a movement pattern which has been set to radiate the light to an entire area of the processing target area.

Abstract: A model-based tuning method for tuning a first lithography system utilizing a reference lithography system, each of which has tunable parameters for controlling imaging performance. The method includes the steps of defining a test pattern and an imaging model; imaging the test pattern utilizing the reference lithography system and measuring the imaging results; imaging the test pattern utilizing the first lithography system and measuring the imaging results; calibrating the imaging model utilizing the imaging results corresponding to the reference lithography system, where the calibrated imaging model has a first set of parameter values; tuning the calibrated imaging model utilizing the imaging results corresponding to the first lithography system, where the tuned calibrated model has a second set of parameter values; and adjusting the parameters of the first lithography system based on a difference between the first set of parameter values and the second set of parameter values.

Abstract: A method including: obtaining a resist process dose sensitivity value for a patterning process; applying the resist process dose sensitivity value to a stochastic model providing values of a stochastic variable as a function of resist process dose sensitivity to obtain a value of the stochastic variable; and designing or modifying a parameter of the patterning process based on the stochastic variable value.

Abstract: An overlay error measurement structure includes a lower-layer pattern disposed over a substrate, and an upper-layer pattern disposed over the lower-layer pattern and at least partially overlapping with the lower-layer pattern. The lower-layer pattern includes a plurality of first sub-patterns extending in a first direction and being arranged in a second direction crossing the first direction. The upper-layer pattern includes a plurality of second sub-patterns extending in the first direction and being arranged in the second direction. At least one of a pattern pitch and a pattern width of at least one of at least a part of the first sub-patterns and at least a part of the second sub-patterns varies along the second direction.

Abstract: The disclosure relates to methods of determining a value of a parameter of interest of a patterning process, and of cleaning a signal containing information about the parameter of interest. In one arrangement, first and second detected representations of radiation are obtained. The radiation is provided by redirection of polarized incident radiation by a structure. The first and second detected representations are derived respectively from first and second polarization components of the redirected radiation. An asymmetry in the first detected representation comprises a contribution from the parameter of interest and a contribution from one or more other sources of asymmetry. An asymmetry in the second detected representation comprises a larger contribution from said one or more other sources of asymmetry relative to a contribution from the parameter of interest. A combination of the first and second detected representations is used to determine a value of the parameter of interest.

Abstract: Embodiments of the present disclosure relate to methods for defect inspection. After pattern features are formed in a structure layer, a dummy filling material having dissimilar optical properties from the structure layer is filled in the pattern features. The dissimilar optical properties between materials in the pattern features and the structure layer increase contrast in images captured by an inspection tool, thus increasing the defect capture rate.

Abstract: The present invention provides a triphenylamine derivative represented by general formula (1). (In the formula, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14 and R15 independently represent a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted alkoxy group).

Abstract: A bis-butadiene derivative is represented by general formula (1) shown below. In general formula (1), Ra, Rb, and Rc each represent, independently of one another, an alkyl group having a carbon number of at least 1 and no greater than 8 or an alkoxy group having a carbon number of at least 1 and no greater than 8. l and m each represent, independently of one another, an integer of at least 0 and no greater than 5. n represents an integer of at least 0 and no greater than 4. Chemical groups Ra may be the same as or different from each other. Chemical groups Rb may be the same as or different from each other. Chemical groups Rc may be the same as or different from each other.

Abstract: An electrostatic charge image developing toner includes a continuous phase containing a binder resin (i); and a discontinuous phase that has a core containing a binder resin (ii) and a coating layer covering the core and containing a binder resin (iii), and is dispersed in the continuous phase.

Abstract: A method for producing a chemically prepared magenta toner composition according to one example embodiment includes combining and agglomerating a first polymer emulsion with a magenta colorant dispersion containing a single azo magenta pigment and a release agent dispersion to form toner cores. A borax coupling agent is added to the toner cores. A second polymer emulsion is combined and agglomerated with the toner cores having the borax coupling agent to form toner shells around the toner cores. The aggregated toner cores and toner shells are fused to form magenta toner particles. The single azo magenta pigment in the magenta pigment dispersion does not aggregate into clusters on the outer surface of the surface core.

Abstract: A conductive roller includes a supporting member and a conductive elastic foam layer disposed on the supporting member. In a spectrum of amplitude (?m) vs. period (?m) obtained by subjecting a roughness waveform of the outer circumferential surface of the conductive elastic foam layer in an axial direction to fast Fourier transformation, the integrated value St of the amplitude within a period range of 100 ?m or more and 300 ?m or less is 455 ?m or less.

Abstract: A charging member for an electrophotographic apparatus in which image defects caused by bleeding of an ion-conductive agent are suppressed and excellent chargeability can be maintained. In a charging member for an electrophotographic apparatus including a base layer composed of a conductive rubber elastomer and a surface layer, the base layer is a cross-linked body of a conductive rubber composition containing (a) a cross-linkable rubber, (b) a cross-linking agent, (c) an ion-conductive agent represented by a general formula (1) below, and (d) carbon black. Here, R1 and R2 are allyl groups, R3 is a methyl group or an ethyl group, and R4 is a linear alkyl group having a carbon number of 6-8. X? is a sulfonate anion having a fluorine atom or a bis(sulfonyl) imide anion having a fluorine atom.

Abstract: An image forming apparatus includes a photoconductor, a charging roller configured to charge the photoconductor, and a self-excited oscillation circuit. The image forming apparatus includes a transformer including a primary coil and a secondary coil, the transformer being configured to produce, at the secondary coil, a voltage applied to the charging roller, in accordance with the primary coil being driven by the self-excited oscillation circuit. The image forming apparatus includes a controller configured to control, at start-up of the self-excited oscillation circuit, the self-excited oscillation circuit to allow an amount of a current flowing through the primary coil to be larger than an amount of a current flowing from the photoconductor through the secondary coil, via the charging roller.

Abstract: A configuration in which print heads disposed on an upper cover and a control substrate disposed on a housing are electrically connected via cables. The cables connect the print heads and the control substrate while passing through the back side of the rotating shaft in the housing so that a part of the cables contacts the rotating shaft or a grounded metallic receiving member disposed near the rotating shaft for supporting a part of the cables.

Abstract: An image forming apparatus includes a photosensitive drum; an exposure portion including light emitting elements; and a controller configured to control activation of the light emitting elements. The exposure portion includes array chips, each including the light emitting elements, a substrate on which the array chips are arranged in a staggered fashion in the rotational axis direction, and a substrate temperature detecting portion. The controller includes a correcting portion configured to correct magnification of the image data with respect to the rotational axis direction depending on a length fluctuation amount of the substrate calculated on the basis of the temperature detected by the temperature detecting portion, and a converting portion. Depending on magnification correction by the correcting portion, the image data is arranged by the converting portion on the basis of the mounting positions of the array chips.

Abstract: A method of balancing current in a developer roller is described. The method includes pulsing voltage to a squeegee roller and a cleaner roller. The pulsed voltage yields a differential voltage at the developer roller after impression. The method also includes pulsing compensating voltage to at least one of the squeegee roller or the cleaner roller to reduce or cancel an accumulated developer current imbalance of the developer roller. The compensating voltage pulses include pulses before or after the impression.

Abstract: An image forming apparatus includes a photosensitive drum, a developing section, a voltage applicator, a detector, a calculating section, and an evaluating section. The detector detects values of first and second currents. The first current flows between the photosensitive drum and the developing section during formation of an electrostatic latent image. The second current flows between the photosensitive drum and the developing section when the electrostatic latent image is not being formed. The calculating section calculates a toner charge-to-mass ratio. The evaluating section evaluates reliability of a calculation result of the toner charge-to-mass ratio by comparing the second current value to a reference value. The reference value is of a reference current flowing between the photosensitive drum and the developing section when the electrostatic latent image is not being formed, and indicates a current value detected after adjustment to at least one of the photosensitive drum and the developing section.

Abstract: An image forming apparatus includes a container, a storage unit, a drive unit, a detector, and a determination unit. The container is configured to accommodate toner therein and be detachably mounted on an image forming apparatus main body. The storage unit is configured to store identification information on the toner accommodated in the container, and use history information. The drive unit is configured to rotationally drive a rotation target constituted by the container to transport the toner to an opening provided in an end of the container. The detector is configured to detect a current value of the drive unit. The determination unit is configured to determine a state of the container based on the current value detected by the detector.

Abstract: A developer storage container includes a container body, and a discharge member, wherein the container body includes a first opening on a downstream side in a conveyance direction in which the developer is conveyed, and includes a first side wall, the first side wall includes on an inner surface a protrusion, the discharge member is provided at the first opening to close the first opening, and includes a discharge port, and includes a suppressor, and includes a second side wall, the suppressor includes a plurality of scooping-up members, each of the plurality of scooping-up members includes a scooping-up surface, and a plurality of second openings connecting to the space is provided on the scooping-up surface of any of the plurality of scooping-up members at respective positions different from each other in the conveyance direction.

Abstract: A cartridge includes a shutter that opens and closes when the cartridge is attached and detached to a developing unit or image forming apparatus. The cartridge includes a casing having a chamber with a first opening at one end portion allowing toner to flow out of the casing. The cartridge includes a cover that covers the first opening, movable with the casing and having a second opening allowing toner to flow out of the cover. The shutter is located at the one end portion and has a protrusion further from the one end portion than the cover. The developing unit supports the protrusion when the cartridge is mounted thereon, and the casing pivots with the cover relative to the developing unit between a first position where the shutter closes the second opening and a second position where a third opening of the shutter overlaps the second opening.