Cut-off glass filter

Infrared transmission long pass filter


Infrared transmission long-pass filter “HB series” is a black glass filter that has the characteristic of mainly transmitting near-infrared wavelengths. Visible light is cut almost entirely, so it looks black. The following four types are available depending on which wavelength is used for transmission.


Model number
thickness (mm)
Wavelength transmittance limit (nm)
data
HB780
3
780 ± 10
HB800
3
800 ± 10
HB830
3
830 ± 10
HB850
3
850 ± 10

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

Copyright © OPTIMA Inc.