Novel full inorganic perovskite quantum dot silica gel lens and preparation method thereof
A silica gel lens and quantum dot technology, applied in the field of LED backlight, can solve the problems of reducing the service life of LED light-emitting devices, reducing the quantum efficiency of phosphor powder, and low excitation efficiency of phosphor powder, so as to reduce the influence of heat on quantum dot powder and achieve luminescence The effect of large angle and reduced dosage
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[0035] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0036] Such as figure 1 As shown, the embodiment of the present invention provides a new type of all-inorganic perovskite quantum dot silica gel lens for LED light distribution, including a lens body 1, and the exit surface 2 of the lens body 1 is two semicircles Or a double-ball butterfly shape formed by a semi-ellipse, with a groove on the surface,
[0037] The bottom of the lens body 1 is provided with a tapered diffusion hole 3, and the lower end of the tapere...
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