Abstract:
The present invention relates a reflector (11) for a lighting device, comprising: a plurality of reflecting bodies (1) each having a plurality of internal reflecting facets (4). In such reflector (11), the plurality of reflecting bodies (1) are arranged to rotate by different rotation angels around their respective rotation axes, so as to be capable of compensating the unsmooth light distribution caused by the internal reflecting facets. In addition, the present invention relates to a lighting device having such reflector (11). The reflector (11) and the lighting device according to the present invention are capable of providing smoother light distribution with high optical efficiency, do not need any other optical parts to mix the light, and have the advantage of low cost.
Abstract:
The present invention relates to a reflector configured for a light source, comprising at least one reflector unit (1), characterized in that each reflector unit (1) comprises: a base (5) configured to hold light source (4), a first reflecting body (2) and a second reflecting body (3) at two opposite sides of the light source (4) and extending in a light exit direction, and the first reflecting body (2) is formed with a first reflecting face (A) at a side facing the light source, the second reflecting body (3) is formed with a second reflecting face (B) at a side facing the light source, and the first and the second reflecting faces (A, B) are asymmetrical and can generate an oval light distribution pattern. The reflector according to the present invention can realize an oval light distribution pattern in a reflective manner whose center offset from an optical axis, achieves high optical efficiency, good uniformity of light distribution and good light cut-off effect, and also has advantages such as convenient mounting, low cost and small size.
Abstract:
201111661 11 Abstract A Display Apparatus and an Advertisement Display Device Having the Display Apparatus 5 The present invention relates to a display apparatus for ad- vertisement display, comprising at least one first light source (1), at least one second light source (2), and at least one display element (3), wherein the display element (3) is configured on one side with a plurality of first sur-10 faces (4) and a plurality of second surfaces (5), and the first surfaces (4) and the second surfaces (5) form a prede- termined angle with each other, and wherein light from the first light source (1) strikes onto the first surfaces (4), and light from the second light source (2) strikes onto the 15 second surfaces (5). In addition, the present invention fur- ther relates to an advertisement display device having the display apparatus of the above type. Fig. 1
Abstract:
The present invention relates to a housing (1) for an illuminating apparatus, comprising: two housing portions (2a, 2b) assembled together and a transparent cover (3), the two housing portions and the transparent cover (3) jointly defining a cavity, wherein a transparent separator (4) is provided in the cavity for separating the cavity into an assembling cavity (5) and a isolated cavity (6) sealed with respect to each other, and the assembling cavity (5) is configured to mount a plurality of lighting assemblies (9) of the illuminating apparatus, and the isolated cavity (6) is defined jointly by the transparent cover (3) and the separator (4). In addition, the present invention further relates to an illuminating apparatus having the housing of the above type.
Abstract:
The present invention discloses an illumination device and an illumination method. The illumination device includes illumination units with at least two colors, wherein the proportion of light with a specific color in mixed light emitted from the illumination units with the at least two colors is set within a specific range according to a physical characteristic and/or an optical characteristic of an illumination object. The illumination method includes: setting the proportion of light with a specific color in mixed light emitted from illumination units with at least two colors according to a physical characteristic and/or an optical characteristic of an illumination object. According to the invention, the realistic color of a specific illumination object, e.g., meat, etc., can be well presented while improving the output efficiency and lowering the cost of the device.
Abstract:
The present invention relates to an illuminating system having an LED lighting module (1) and a phosphor tube (3), and light from the LED lighting module (1) going out through the phosphor tube (3), wherein the phosphor tube (3) is provided rotatably with respect to the LED lighting module (1), and wherein the phosphor tube (3) consists of at least two phosphor tube sectors (3a, 3b, 3c) divided at a circumference, each of the phosphor tube sectors (3a, 3b, 3c) is provided with a phosphor material, and light with different light emission properties is generated after the phosphor material in each of the phosphor tube sectors (3a, 3b, 3c) is excited. This illuminating system according to the present invention is capable of emitting light with different light emission properties, and particularly, with different CCTs, and also has constant optical efficiency, longer lifetime and favorable reliability with a simple structure and low cost as well.
Abstract:
xAn LED luminaire (200) based on color mixing and remote phosphor arrangement. The luminaire (200) including: two or more groups (220a, 220b) of light emitting elements (220), each group (220a, 220b) of light emitting elements (220) having respective wavelength range; and a fluorescence component (210) capable of generating fluorescence under excitation of light emitted from said light emitting elements (220), wherein said fluorescence component (210) is spaced apart from said light emitting elements (220) in a light propagation direction of said light emitting elements (220), and the light of each group (220a, 220b) of said light emitting elements (220) is combined with said the fluorescence into white light. By using the luminaire with such an arrangement, improved color rendering can be provided, and uniform light mixing can be ensured.
Abstract:
The present invention relates to a non-rotational symmetric lens (L) comprising a lens mainbody (M) and a lens base (S) supporting the lens mainbody (M). The lens mainbody (M) comprises an outer surface emitting light and an inner surface receiving light from a light source, wherein the outer surface comprises a first asymmetric curve surface (A) having a first continuous curve shape; the inner surface comprises a second rotational symmetric curve surface having a second continuous curve shape; the lens mainbody (M) further comprises a third curve surface (C) configured to at least partially reflect light from the second curve surface (B) to the first curve surface (A). In addition, the present invention relates to a lighting module mounted with such lens (L) and an indoor wall washer formed by an array comprising a plurality of the lighting modules. The lens (L) according to the present invention may improve the light efficiency, further restrains glare and may obtain a good optical performance.
Abstract:
The present invention relates to a lens, for an illuminating device, comprising a bottom surface (1) and a light emergent surface (2) rising from the bottom surface (1), a recessed region (3) being formed in a center of the bottom surface (1), a light incident surface (4) being formed on a surface of the recessed region (3), a source unit (5) of the illuminating device being provided in the recessed region (3), and the recessed region (3) being rotationally symmetrical in relation to an optical axis (X) of the source unit (5), wherein the light incident surface (4) is provided with a plurality of annular grooves (4a), and light from the source unit (5) emerges through the light emergent surface (2) after refracted by the annular grooves (4a). In addition, the present invention further relates to an illuminating device with such lens.
Abstract:
The present invention discloses a light emitting unit and a luminary including the light emitting element (100). The light emitting unit includes a light emitting element (100) and a lamp enclosure (200) which encloses the light emitting element and includes a plurality of parts (part 1, part 2, part 3), at least two of which have different optical characteristics from each other. The light emitting unit can achieve desired optical distribution without use of any additional optical component in the luminary.