Bandpass glass

Heat absorption filter


The GRB series of heat-absorbing glass filters absorb infrared light and prevent visible light from passing through with high efficiency in order to prevent the temperature of the irradiated object from rising. The following two types are available.


Model number

thickness(mm)

420(nm)

500(nm)

600(nm)

700(nm)

800(nm)

900(nm)

1000(nm)

1060(nm)

2200(nm)

data
GRB1
3
85.0


45.0~70.0


4.0


GRB3
2

(365nm)

 ≧81.9

81.0
76.4
50.6
12.9
2.8

0.1
0.9

Optima Inc.

1-48-11 Itabashi, Itabashi-ku, Tokyo 173-0004

TEL : 03-5375-2351  |  FAX : 03-5375-2360  |  E-mail : optima@optima-japan.jp

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