INFRARED FILTER
First Claim
Patent Images
1. An infrared filter comprisinga transparent substrate;
- andan infrared-filtering multilayer film, wherein the infrared-filtering multilayer film is coated on the transparent substrate, and the infrared-filtering multilayer film comprises;
a plurality of first dielectric layers, anda plurality of silver layers;
wherein the first dielectric layers and the silver layers are alternately stacked, and the first dielectric layers are made of nitride;
wherein a total number of layers in the infrared-filtering multilayer film is TL, a total thickness of the infrared-filtering multilayer film is TT, a total number of the silver layers is AgL, and the following conditions are satisfied;
6≦
TL≦
42;
100 nm≦
TT≦
4000 nm; and
3≦
AgL≦
21.
1 Assignment
0 Petitions
Accused Products
Abstract
An infrared filter includes a transparent substrate, and an infrared-filtering multilayer film. The infrared-filtering multilayer film is coated on the transparent substrate, and the infrared-filtering multilayer film includes a plurality of first dielectric layers and a plurality of silver layers. The first dielectric layers and the silver layers are alternately stacked, wherein the first dielectric layers are made of nitride.
18 Citations
19 Claims
-
1. An infrared filter comprising
a transparent substrate; - and
an infrared-filtering multilayer film, wherein the infrared-filtering multilayer film is coated on the transparent substrate, and the infrared-filtering multilayer film comprises; a plurality of first dielectric layers, and a plurality of silver layers; wherein the first dielectric layers and the silver layers are alternately stacked, and the first dielectric layers are made of nitride; wherein a total number of layers in the infrared-filtering multilayer film is TL, a total thickness of the infrared-filtering multilayer film is TT, a total number of the silver layers is AgL, and the following conditions are satisfied;
6≦
TL≦
42;
100 nm≦
TT≦
4000 nm; and
3≦
AgL≦
21. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
- and
Specification