Abstract: A luminaire including a light engine and a dichroic filter are provided. The light engine emits a light beam including light from a pump laser and light from a phosphor illuminated by the pump laser. The dichroic filter includes a first band pass region having a transmissivity less than 70%, varying by at most +/?10% that extends from a first wavelength shorter than the light from the pump laser to a second wavelength at least 5 nanometers longer than a 50% intensity of a longest wavelength of the light from the pump laser. A band reject region has a second predefined maximum transmissivity less than 10% in a range of longer wavelengths, rejecting at least some shorter wavelengths of the light from the phosphor. A second band pass region has a third predefined maximum transmissivity in a range of still longer wavelengths.

Abstract: An LED light engine includes a plurality of LED emitters; a first lens array having a plurality of collimating lenslets corresponding to the plurality of LED emitters, where the first lens array is optically coupled to the plurality of LED emitters and configured to emit a plurality of light beams corresponding to the plurality of LED emitters, each of the light beams including partially collimated light rays; a light integrator optic to receive the plurality of light beams and to internally reflect the light beams to generate a plurality of at least partially-homogenized light beams; a homogenizer optically coupled to the light integrator optic and configured to receive the plurality of at least partially-homogenized light beams from the light integrator optic; and a converging lens optically coupled to the homogenizer. The homogenizer and the converging lens illuminate a gate with the plurality of light beams from the light integrator optic.

Abstract: A luminaire includes a light source that emits a light beam and a frost filter mechanism that is mechanically coupled to a lens group of the luminaire and configured to move with the lens group along an optical axis of the light beam. The frost filter mechanism includes a frost filter configured to be moved from a first position outside of the light beam to a second position in the light beam. The frost filter mechanism also includes a toggle control coupled to the frost filter, where the toggle control is configured to rotate the frost filter from the first position to the second position when the toggle control is rotated in a first direction and to rotate the frost filter from the second position to the first position when the toggle control is rotated in a second direction.

Abstract: A luminaire includes a light source configured to generate an emitted light beam and a diffusion wheel subsystem. The subsystem includes a first diffusion wheel to provide different degrees of diffusion to the light beam, and a second diffusion wheel stacked with the first diffusion wheel and to provide different degrees of diffusion to the light beam. A first diffusion region of the first diffusion wheel provides a lowest degree of diffusion, and the first diffusion region of the first diffusion wheel is located at a first edge of the first diffusion wheel. A first diffusion region of the second diffusion wheel provides a degree of diffusion approximately equal to that of the first diffusion region of the first diffusion wheel, and is located at a second edge of the second diffusion wheel.

Abstract: A luminaire includes a light source configured to generate an emitted light beam, and a beam reducer configured to move between a first position and a second position. In the first position, the beam reducer is outside the emitted light beam, and in the second position, the beam reducer receives the emitted light beam and occludes an outer portion of the emitted light beam to emit a reduced light beam having a smaller beam angle than the emitted light beam. The luminaire also includes an imaging subsystem configured to receive (i) the emitted light beam when the beam reducer is in the first position and (ii) the reduced light beam when the beam reducer is in the second position. The beam reducer is configured to move to the second position in response to a position of the imaging subsystem.

Abstract: A luminaire including an LED light source, a plurality of color filters, an optical device, and a control system is provided. In response to receiving an optical device setting value via a data link, the control system moves the optical device according to the setting value; calculates a numeric value for a color change associated with the optical device setting value by calculating a position change value for at least one color filter, the position change value based on the optical device setting value; for the at least one color filter, calculates a modified color filter position based on the position change value and a current color filter position of the at least one color filter and causes the at least one color filter to move to the modified color filter position.

Abstract: A luminaire includes a first array light engine, a second array light engine, and a control system. The first array light engine includes a plurality of light emitters and first and second lens arrays, each with pluralities of lenslets. Collimation of light rays from the first array light engine varies as the second lens array moves relative to the first lens array. The second array light engine has a linear array of light emitters and a linear lens. Collimation of light rays from the linear lens varies as the linear lens moves relative to the linear array of light emitters. The control system controls a beam angle of the light rays from the first array light engine by moving the second lens array and controls a beam angle of the light rays from the linear lens by moving the linear lens.

Abstract: A luminaire includes a light source configured to generate an emitted light beam and a beam reducer configured to move between a first position and a second position. In the first position, the beam reducer is outside the emitted light beam, and in the second position, the beam reducer receives the emitted light beam and reflect an outer portion of the emitted light beam to emit a reduced light beam having a smaller beam angle than the emitted light beam. The luminaire also includes an imaging subsystem configured to receive (i) the emitted light beam when the beam reducer is in the first position and (ii) the reduced light beam when the beam reducer is in the second position. The beam reducer is configured to move to the second position in response to a position of the imaging subsystem.

Abstract: A luminaire includes an enclosure, an air valve, and a control system. The enclosure includes a light source, an air pressure sensor, a temperature sensor and a first opening and is otherwise sealed from external air. The enclosure may include components that modify and emit a light beam. The air valve is coupled at a second opening to the enclosure and includes a membrane covering a third opening. The membrane reduces the passage of water droplets in air passing therethrough. The air valve blocks air passage between the enclosure and the membrane when closed and allows air passage when open. The control system determines whether the enclosure is adequately sealed based on air pressure as sensed by the air pressure sensor and a temperature as sensed by the temperature sensor.

Abstract: A system includes a luminaire having a head configured for rotation relative to a fixed enclosure of the luminaire. The head includes a camera access port. The system also includes a camera module configured to be removably mounted to the camera access port of the luminaire, and a cover plate configured to be removably mounted to the luminaire head to cover the camera access port. A weight of the cover plate approximately matches a weight of the camera module.

Abstract: A luminaire is provided, having an enclosure and a chamber air coupled to the enclosure. The enclosure includes luminaire components that emit a light beam, has an opening, and is otherwise sealed. The chamber includes a drying agent, two openings, and is otherwise sealed from the external air. One opening of the chamber is coupled by a sealed air coupling to the opening of the enclosure. The other opening of the chamber is completely covered by a membrane that allows air to pass through the material while reducing the passage of water droplets in the air. The enclosure may include sensors that measure air pressure, air humidity, and/or air temperature of the enclosure. The luminaire may include a control system configured to collect data from the sensors and to send information related to the collected data to a user of the luminaire via a communication channel.

Abstract: A display hinge system includes a latching hinge and a friction hinge. The latching hinge includes a latching hinge moulding with first and second toothed locking plates, and a latch lever mechanism configured to move the first toothed locking plate toward and away from the second toothed locking plate. In one configuration, the first toothed locking plate does not engage the second toothed locking plate and the display hinge system is free to rotate. In another configuration, the first toothed locking plate engages the second toothed locking plate and prevents rotation of the display hinge system. The friction hinge includes a friction hinge moulding, a friction hinge cap, and a torque hinge. The torque hinge has a first part mechanically coupled to the friction hinge moulding and a second part mechanically coupled to the friction hinge cap. The friction hinge is configured to resist rotation of the display hinge system.

Abstract: A lens assembly and luminaire are provided. The luminaire includes a head comprising the lens assembly, where the lens assembly includes a lens holder, a Fresnel lens, and a homogenizing lens. The Fresnel lens is physically coupled to the lens holder and includes a smooth rear face and a front face comprising annular facets. The homogenizing lens is physically coupled to the lens holder and optically coupled to the Fresnel lens. The homogenizing lens includes a rear face comprising a homogenizing optical structure and the rear face of the homogenizing lens faces the front face of the Fresnel lens.

Abstract: A luminaire includes a light engine control system and a light effect control system. The light engine control system includes a power delivery and measurement (PD&M) module, a light engine power control (LEPC) module, and a light engine. The light effect control system includes a motor driver module, a position monitor module, and a mechanical and optical effect system. The PD&M module measures electric power supplied to the light engine, determines whether the measured power deviates from a desired electric power and, in response, stops delivering power to the LEPC module. The position monitor module measures a sensed position of one or more effect motors of the mechanical and optical effect system, determines whether the sensed position deviates from the desired configuration, and in response, causes a reduction in an intensity of the light beam emitted by the luminaire.

Abstract: A luminaire includes a light source emitting a first light beam with a first optical axis. An optical element of the light source alignment system receives the first light beam and emits a second light beam with a second optical axis. The second optical axis is substantially parallel to, but not coaxial with, the first optical axis. A continuously adjustable position of the optical element determines a position of the second optical axis. A method for aligning an optical axis of a light beam includes receiving a first light beam with a first optical axis; emitting a second light beam with a second optical axis that is substantially parallel to, but not coaxial with, the first optical axis; and aligning the second light beam with an optical element of an optical system by adjusting a continuously adjustable position of an optical element relative to the first optical axis.

Abstract: A luminaire includes a light source and a framing shutter system. The light source is configured to emit a light beam. The framing shutter system includes an aperture that is configured to receive the light beam. The framing shutter system further includes a plurality of shutter blades configured to be positioned across the aperture and mask a portion of the light beam. Each of the shutter blades includes a blade substrate material having a front surface that is configured to receive the light beam and a rear surface on an opposite side of the blade substrate material from the front surface. The front surface of each shutter blade includes a first coating that is configured to reflect one or both of light and heat. The rear surface of each shutter blade may include a second coating configured to reduce reflection of light from the rear surface.