Abstract: An optical lens in order from an object side to an image-forming side includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. An object-side surface of the first lens has a curvature radius R1, an image-side surface of the first lens has a curvature radius R2, an object-side surface of the third lens has a curvature radius R5, an image-side surface of the third lens has a curvature radius R6, an image-side surface of the seventh lens has an inflection point, a distance between the inflection point and an optical axis is h14, and the seventh lens has a radius H14. The optical lens satisfies at least one of the following conditions: 0.01?|R2/R1|; |R2/R1|?0.6; 0?|R5/R6|; |R5/R6|?2; 0.3?|h14/H14|; and |h14/H14|?0.9.

Abstract: An operating method for computerized machine embroidery includes steps of: (a) transmitting two portions of the stitch data sets respectively into a first storage section and a second storage section; (b) embroidering according to the portion of the stitch data sets in the first storage section; (c) after completion of step (b), the embroidery machine erasing data from the first storage section; (d) after completion of step (c), the transmitting a remaining portion of the stitch data sets to the first storage section; (e) after completion of step (b), embroidering according to the portion of the stitch data sets in the second storage section; and (f) repeating step (b) after completion of steps (d) and (e).

Abstract: An optical lens is provided. The optical lens includes, in order from an object side to an image-forming side, a first lens having refractive power, a second lens having negative refractive power, a third lens having negative refractive power, a fourth lens having positive refractive power, a fifth lens having refractive power, a sixth lens having refractive power, a seventh lens having refractive power, an eighth lens having refractive power and a ninth lens having positive refractive power. The sixth lens, the seventh lens and the eighth lens constitute a composite lens, or the sixth lens and the seventh lens constitute a composite lens, or the seventh lens and the eighth lens constitute a composite lens.

Abstract: A power saving welding helmet includes a helmet shell and a lens device. The helmet shell includes a mounting hole to contain the lens device. The lens device has an inner surface and an outer surface, and includes a magnetic sensor, a filter control unit, and a filter lens. The control logic module controls the filter lens according to magnetic signals generated by the magnetic sensor. The filter lens includes a first LCD panel and a second LCD panel respectively controlled by different control signals. Therefore, a refresh time of the first LCD panel and a refresh time of the second LCD panel do not synchronize. A welder does not feel the first LCD panel or the second LCD panel flashing, and the welding experiences this as consistent darkness.

Abstract: A power saving welding helmet includes a helmet shell and a lens device. The helmet shell includes a mounting hole to contain the lens device. The lens device has an inner surface and an outer surface, and includes a magnetic sensor, a filter control unit, and a filter lens. The control logic module controls the filter lens according to magnetic signals generated by the magnetic sensor. The filter lens includes a first LCD panel and a second LCD panel respectively controlled by different control signals. Therefore, a refresh time of the first LCD panel and a refresh time of the second LCD panel do not synchronize. A welder does not feel the first LCD panel or the second LCD panel flashing, and the welding experiences this as consistent darkness.

Abstract: A sewing machine includes a driving unit, a throat plate, a pressing unit, a detecting unit and a control unit. The detecting unit includes a housing mounted to a connecting module of the pressing unit, a track ball rotatably disposed on the housing, and adapted for contact with a fabric placed on the throat plate, and a plurality of Hall-effect sensors disposed in the housing such that, when the fabric is moved on the throat plate, the track ball rotates relative to the fabric and the housing, so that a rotational speed of the track ball is detected by the Hall-effect sensors. The control unit is disposed for controlling a moving speed of a needle bar of the driving unit corresponding to the rotational speed of the track ball.

Abstract: The present disclosure generally relates to methods and apparatus for heating a substrate as well as a slot management method for a thermal treatment chamber that in one embodiment includes providing a first substrate to a first slot of a carrier in the thermal treatment chamber via a transfer opening formed in the thermal treatment chamber, the first substrate having a specified anneal time, heating the substrate, moving the carrier to a lowermost position in the thermal treatment chamber using an elevator mechanism coupled to the carrier, and moving the carrier such that the first slot is in a position adjacent to the transfer opening using the elevator mechanism within a carrier transfer time period and transferring the first substrate out of the thermal treatment chamber at a determined time period for anneal.

Abstract: A membrane-electrode assembly for water electrolysis including a proton-exchange membrane, a first catalyst layer, a second catalyst layer, a first gas diffusion layer, a second gas diffusion layer and a first sensor chip. The proton-exchange membrane is disposed between an inner side of the first catalyst layer and an inner side of the second catalyst layer. The first gas diffusion layer is disposed on an outer side of the first catalyst layer. The second gas diffusion layer is disposed on an outer side of the second catalyst layer. The first sensor chip is sandwiched between the first catalyst layer and the first gas diffusion layer to sense an environmental change where water electrolysis takes place.

Abstract: The present disclosure discloses a refrigerator. The refrigerator comprises a main body, at least one door connecting to the main body, and a camera system disposed on the door. The main body comprises a plurality of compartments. The camera system comprises at least one guiding rail and at least one camera module. The guiding rail is disposed on the door and comprises a plurality of shooting positions respectively facing the plurality of compartments. The camera module is movable along the guiding rail. When the camera module moves to a shooting position, the camera module takes at least one image of one compartment corresponding to the shooting position.

Abstract: The present disclosure discloses a refrigerator. The refrigerator comprises a main body, at least one door connecting to the main body, and a camera system disposed on the door. The main body comprises a plurality of compartments for storing food. The camera system comprises a plurality of camera units. The plurality of camera units respectively faces the plurality of compartments to take at least one image of the compartments. In addition, the camera unit is a wide angle camera module.

Abstract: The present disclosure discloses a refrigerator. The refrigerator comprises a main body, at least one door connecting to the main body, and a camera system disposed on the door. The main body comprises a plurality of compartments for storing food. The camera system comprises a plurality of camera modules respectively facing the plurality of compartments. Each of the camera modules comprises a first camera unit and a second camera unit to take at least one image of the corresponding compartment.

Abstract: Spirometer, mouthpiece tube and inspection method thereof. The spirometer includes at least the mouthpiece tube and an ultrasound detector configured to detect the ultrasound generated by the gas flowing through the mouthpiece tube, wherein the mouthpiece tube has a shell having an opened end, a closed or opened end, and an ultrasonic generator configured to be inserted into different portions of the shell in different situations. Therefore, by inserting the ultrasonic generator into different portions of the shell during expiration and inspiration, the gas flow during expiration and inspiration may be transformed into the ultrasonic signal and then maybe detected and analyzed.

Abstract: Systems and methods are drawn to controlling transistor gate voltages in load-switcher circuitry. A buffer may be applied to a load-switcher transistor to leverage the Miller effect. A slow gate charge circuit may be coupled to the gate of the transistor to control application of voltage to the gate and capacitances associated therewith. The buffer and slow gate charge circuit may be used in conjunction to control characteristics of the voltage applied to the gate of the transistor.

Abstract: A method for guiding a robot towards a charging base includes controlling a device of the charging base to emit sound when a battery level of the robot is less than a preset level. Once an orientation of the charging base in relation to the robot is determined, according to signal strengths of audio signals detected by microphone of the robot, a moving mechanism of the robot is controlled to drive the robot to move towards the charging base.

Abstract: A method for guiding a robot includes controlling a wireless signal transmitting device of a charging base to transmit wireless signals, by sending a control signal to the charging base when a battery level of the robot is less than a preset level. Once an orientation of the charging base is determined according to signal strengths of wireless signals detected by at least one signal detecting device of the robot, a moving mechanism of the robot is controlled to drive the robot to move towards the orientation of the charging base.

Abstract: An optical lens is provided. The optical lens includes, in order from an object side to an image-forming side, a first lens having refractive power, a second lens having negative refractive power, a third lens having negative refractive power, a fourth lens having positive refractive power, a fifth lens having refractive power, a sixth lens having refractive power, a seventh lens having refractive power, an eighth lens having refractive power and a ninth lens having positive refractive power. The sixth lens, the seventh lens and the eighth lens constitute a composite lens, or the sixth lens and the seventh lens constitute a composite lens, or the seventh lens and the eighth lens constitute a composite lens.

Abstract: The present invention features a method for reducing the damage caused by free radicals, the method comprises administering a pharmaceutical composition that comprises at least a metal or its ions, at least a drug or an antioxidant that is carrier-protected/modified, and a drug carrier to a subject. Said carrier helps to preserve the anti-oxidative activity, and hence, prevents the decrease of the effect of the antioxidant against free radicals produced in the environment or body fluids and prolongs protection, and be used for reducing damage caused by radiation and adverse effects induced by chemotherapeutic drugs.

Abstract: The present invention features a method for reducing the damage caused by free radicals, the method comprises administering a pharmaceutical composition that comprises at least a metal or its ions, at least a drug or an antioxidant that is carrier-protected/modified, and a drug carrier to a subject. Said carrier helps to preserve the anti-oxidative activity, and hence, prevents the decrease of the effect of the antioxidant against free radicals produced in the environment or body fluids and prolongs protection, and be used for reducing damage caused by radiation and adverse effects induced by chemotherapeutic drugs.

Abstract: The present invention features a pharmaceutical composition used for reducing the damage caused by free radicals, which comprises at least a metal or its ions, at least a drug or an antioxidant that is carrier-protected/modified, and a drug carrier. Said carrier helps to preserve the anti-oxidative activity, and hence, prevents the decrease of the effect of the antioxidant against free radicals produced in the environment or body fluids and prolongs protection, and may be used for reducing damage caused by radiation and adverse effects induced by chemotherapeutic drugs.

Abstract: Systems and methods are drawn to controlling transistor gate voltages in load-switcher circuitry. A buffer may be applied to a load-switcher transistor to leverage the Miller effect. A slow gate charge circuit may be coupled to the gate of the transistor to control application of voltage to the gate and capacitances associated therewith. The buffer and slow gate charge circuit may be used in conjunction to control characteristics of the voltage applied to the gate of the transistor.