UV-transmitting visible absorbing glass filter

Selective absorption optical glass is an optical glass that can selectively absorb and transmit specific wavelengths in the ultraviolet, visible and infrared regions. This type of glass is usually called filter glass and is divided into three categories: selective absorption type, cutoff type and neutral gray.

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Material	Thickness	A[2856k]			D65			chemical stability		ND	α×10-7	Tg	Ts	S
Material	(mm)	x	y	Y	x	y	Y	DA	DW	ND	(℃)	(℃)	(℃)	S
ZWB1	1	0.734	0.266	0.1	0.726	0.262	0	4	4	1.557	94	529	588	2.87
ZWB2	1	0.532	0.171	0.9	0.231	0.032	0.4	2	2	1.52	97	515	589	2.65
ZWB3	2	0.711	0.256	0.3	0.538	0.176	0.1	2	3	1.526	85	527	616	2.63

Material	Thickness	254	280	313	334	365	405	700
Material	(mm)	(nm)	(nm)	(nm)	(nm)	(nm)	(nm)	(nm)
ZWB1	1		≥50.0	≥81.0			≤1.0	≤30.0
ZWB2	1			≥38.0		≥80.0	≤8.0	≤14.0
ZWB3	2	34			≥86.0		≤28.8	≤64.6

Material	Bubbles	stripes	stress class levels
ZWB1	C	4	4
ZWB2	C	4	3
ZWB3	C	4	4

UV-transmitting visible absorbing glass filter

UV-transmitting visible absorbing glass filter

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