The present invention relates to a device (100) for light exposure regulation of agricultural goods and energy production, in particular electrical energy production, by converting or transmitting a highly-directional component (81) of incident light (80) and by transmitting a diffuse component (82) of incident light (80), comprising: #an optical arrangement (40) comprising a first optical layer (41), wherein the first optical layer (41) comprises a plurality of primary optical elements (47); #a light energy conversion layer (50) at least partially transparent to light and comprising a plurality of distant light energy conversion elements (51) capable of converting light energy in an output energy; #a shifting mechanism (60) for moving the optical arrangement (40) relative to the light energy conversion layer (50) or vice versa; and #a frame element (10) to which either the optical arrangement (40) or the light energy conversion layer (50) is attached, wherein the shifting mechanism (60) is arranged to displace the optical arrangement (40) or the light energy conversion layer (50) translationally relative to the frame element (10), through one or more translation element (65), wherein the primary optical elements (47) of the first optical layer (41) and the shifting mechanism (60) are designed such that the highly-directional component (81) of incident light (80) is directable onto the light energy conversion elements (51) of the light energy conversion layer (50) and such that the diffuse component (82) of incident light (80) is transmittable through the regions of the light energy conversion layer (50) not covered by the light energy conversion elements (51), and wherein the amount of light transmitted through the device (100) is controllable. Furthermore, the present invention also relates to a corresponding method and use for converting light energy with the aforementioned device.

A structure and method for utilizing natural light indoors or in the interior in a moving space are disclosed. The structure includes: at least one natural light condenser configured to reflect the natural light; a natural light transmitter configured such that the natural light reflected by the at least one natural light condenser is moved to the natural light transmitter; a smart lamp unit including an artificial light generator; a smart lamp driver located adjacent to the smart lamp unit and configured to move the smart lamp unit; and a controller connected to the at least one natural light condenser, the natural light transmitter, the smart lamp unit, and the smart lamp driver so as to transmit and receive information therewith. The controller is configured to combine artificial light with the natural light in response to a user request signal to radiate a combination of the artificial and natural light.

Provided is a lighting device capable of manipulating a wider range of parameters to reproduce various light sources. A light source unit 10 includes, for example, a liquid crystal panel and a backlight, and each pixel is a light source capable of adjusting innumerable hues and intensities capable of adjusting hue and intensity. A lenticular lens 20 includes an array of a plurality of lenticules, and is arranged such that a plurality of light sources capable of adjusting hue and intensity is associated with each lenticule. In addition, on the outer periphery of the cylindrical portion of each lenticule, a partition is formed to block emission light from the pixel below the adjacent lenticule, thereby preventing repetition.

A reflector array includes a support structure, a motor, a shaft operatively coupled to the motor, a free plate, and a drive plate. The free plate includes a free plate first side and a free plate second side axially opposed to the free plate first side. The free plate further may include a latching mechanism disposed on the free plate second side and a drive plate. The drive plate is rotatably coupled to the shaft. The drive plate includes a drive plate first side and a drive plate second side axially opposed to the drive plate first side. The drive plate further includes a drive plate finger coupled to the drive plate second side. The drive plate finger is configured to contact the latching mechanism in response to rotation of the driver plate. The drive plate finger is further configured to couple the drive plate to the free plate.

A fenestration system includes one or more of a light modulation controller or ventilation modulation controller. The light modulation controller is in communication with at least one light modulation element of a fenestration assembly having a frame and a panel. The light modulation controller includes a light prescription module configured to provide a specified light prescription for the building interior. A lighting difference module is configured to determine a prescription difference between the specified light prescription and ambient light. A dynamic light module of the light modulation controller operates the at least one light modulation element according to the prescription difference. The ventilation modulation controller is in communication with at least one operator configured to open and close the panel. A ventilation prescription module provides a specified ventilation prescription for the building interior, and a dynamic ventilation module implements panel closing and opening according to the specified ventilation prescription.

In a lighting system an optical fiber includes a light incident portion, a light emerging portion, and a wavelength-converting portion. The wavelength-converting portion is provided between the light incident portion and the light emerging portion. The wavelength-converting portion contains a wavelength-converting element which is excited by excitation light and amplifies a spontaneous emission of light, having a longer wavelength than the excitation light, with an amplified spontaneous emission of light. A first light source unit makes the excitation light incident on the light incident portion. A second light source unit makes seed light, which causes the wavelength-converting element excited by the excitation light and the amplified spontaneous emission of light to produce a stimulated emission of light, incident on the light incident portion. A lighting unit, into an external space, light emerging from the light emerging portion of the optical fiber.

The present invention relates to a method for collecting sunlight through an image method by tracking the sun using a dish-shaped light collector or a paraboloidal light collector and, and to a method and an apparatus for transmitting high-density light as the collected sunlight to a remote place, to which the light is applied, and for generating super-high-density light by combining, in a multi-stage manner, the high-density light obtained through a plurality of light collectors. A first concaveparaboloidal reflector of a paraboloidal light collection unit can collect light, transmit the collected light to the remote place, and provide an efficient and quantitative use environment to an applied device by using a paraboloidal reflector set including: a first concave-paraboloidal mirror in which a slope of a paraboloide is provided to make a narrow width so that downward reflection is greater than or equal to 90% by an angle between an incident angle at an inner point of a paraboloidal mirror and a normal surface, the angle being larger than a critical angle, and which has an opening formed at the lower side of a central axis thereof; and a second convex-paraboloidal reflector, which has a small diameter, shares a focus of the first concave-paraboloidal mirror, and has a miniaturized shape of the first concave-paraboloidal mirror at a focal portion without an opening at a central axis thereof.

The present invention relates to a method for collecting sunlight through an image method by tracking the sun using a dish-shaped light collector or a paraboloidal light collector and, and to a method and an apparatus for transmitting high-density light as the collected sunlight to a remote place, to which the light is applied, and for generating super-high-density light by combining, in a multi-stage manner, the high-density light obtained through a plurality of light collectors. A first concaveparaboloidal reflector of a paraboloidal light collection unit can collect light, transmit the collected light to the remote place, and provide an efficient and quantitative use environment to an applied device by using a paraboloidal reflector set including: a first concave-paraboloidal mirror in which a slope of a paraboloide is provided to make a narrow width so that downward reflection is greater than or equal to 90% by an angle between an incident angle at an inner point of a paraboloidal mirror and a normal surface, the angle being larger than a critical angle, and which has an opening formed at the lower side of a central axis thereof; and a second convex-paraboloidal reflector, which has a small diameter, shares a focus of the first concave-paraboloidal mirror, and has a miniaturized shape of the first concave-paraboloidal mirror at a focal portion without an opening at a central axis thereof.

A device comprising a dimmable panel comprising a plurality of individually dimmable cells attached to a window glass, an optical sensor to detect an image of one or more objects, a computation unit, communicably coupled to the dimmable panel and the optical sensor, to: i) cause to darken one or more cells of the plurality of individual dimmable cells of the dimmable panel, ii) cause the optical sensor to capture an image of the one or more objects, and, iii) determine, based on the image, whether a shadow is cast on the one or more objects due to the one or more darkened cells.

A daylighting device of the present invention includes: a daylighting member including: a first light-transmitting base member; and a plurality of protruding, light-transmitting daylighting sections provided on a first face or a second face of the first light-transmitting base member; and a ventilation hole configured to enable a space on the first face to communicate with a space on the second face opposite from the first face.