colored glass filters 1.material:optical glass 2.type:Jingsheng 3.guarantee the quality

heat-absorbing glass/insulting glass !1) Characteristic:

type	thickness(mm)	A[2856k]			D65			chemical stability		ND	α×10-7 (/)	Tg ()	Ts()	S
		x	y	Y	x	y	Y	DA	DW
GRB1	3	0.439	0.412	91.7	0.307	0.330	90.8	3	2	1.510	59	587	656	2.54
GRB3	2	0.440	0.413	86.5	0.311	0.334	87.4	2	3	1.510	59	587	656	2.55

 2) Technical Indexes:

type	thickness (mm)	420(nm)	500(nm)	600(nm)	700(nm)	800(nm)	900(nm)	1000(nm)	1060(nm)	2200(nm)
GRB1	3	≥85.0			45.0~70.0			≤4.0
GRB3	2	365≥81.9	≥81.0	≥76.4	≤50.6	≤12.9	≤2.8		≤0.1	≤0.9

3) Class Of BubbleStripeStress:: 

type	bubble	stripe	stress
GRB1	C	3C	4
GRB3	D-C	3C	4

heat-absorbing glass