Near IR Absorption Filter (Color Compensation Filter)

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Near IR Absorption Filter (Color Compensation Filter)

Color Glass Filter: List

This is designed to absorb the selected red and near IR range, to be used for the compensation of photography sensitivity and exposure meter sensitivity.

Actual measurement data of transmittance (charged) can be attached. (Measurement model: Shimadzu UV-3600)
Color glass is RoHS exempted item. For related materials, please click here (English).

As for customized size, please contact with us first.
The price depends on the quantity and shape.

C500S Processing example

C5000 Processing example

Detailed data

Model number		C500S-50-1.0	C5000-50-1.0
Transmission specifications	T400 nm	≥ 80 %	≥ 86 %
	T500 nm	≥ 88 %	≥ 89 %
	T600 nm	≤ 58 %	≥ 60 %
	T700 nm	≤ 11 %	≤ 10 %
	T750 nm	≤ 4 %	-
	T850 nm	≤ 1.5 %	-
	T1000 nm	-	≤ 5 %
	T1100 nm	-	≤ 11 %
	T1200 nm	-	≤ 23 %
	λ 50 %	616 ±6 nm	618 ±6 nm
Color specification (Standard illuminants A)	x	0.392	0.392
Color specification (Standard illuminants A)	y	0.426	0.424
Reflective index	nd	1.514	1.514
Chemical properties	DW	1	2
Chemical properties	DA	1	4
Thermal properties	Tg	615	370
	Ts	675	405
	α -30 / 70	54	127
	α 100 / 300	70	158
Mechanical properties	HK	485	380
Mechanical properties	FA	120	520
Specific gravity	S	2.54	3.4
Other data		Data sheet	Data sheet

Price list

Dimensional Tolerance: ±0.2 mm, Thickness tolerance: ±0.1 mm, Surface Treatment: Optical Polishing.

Model number	Material	Size	Thickness	List price (excl. tax)*
C500S-50-1.0	C500S	50 x 50 mm	1.0 mm	16,000 yen
C5000-50-1.0	C5000	50 x 50 mm	1.0 mm	16,000 yen

★ In the case of normal storage, changes in the glass surface may occur within a few months.

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