Optics.org
daily coverage of the optics & photonics industry and the markets that it serves
Products
Menu
Product Announcement

4.5um Infrared Bandpass Filters

27 May 2022

Bandpass Interference filters selectively transmit a narrow range of wavelengths while blocking all others, are widely used in instrumentation for clinical chemistry, environmental testing, , laser line separation etc. Interference filters are often used in conjunction with laser diodes and LEDs.

specification:

Material optical glass
Design Wavelength 4.5um
Surface Figure λ/2
Diameter Tolerance +0.1, -0.1 mm
Thickness Tolerance ±0.2 mm
Paraxial Focal Length ±2%
Centration <3 arc minutes
Clear Aperture >85%
Surface Quality 60-40 scratch and dig
Protective Bevel 0.25 mm x 45°

CONTACT DETAILS
Changchun Yutai Optics Co., Ltd.
NO.1688
changshen road
qiche zone
Changchun
Jilin
130000
China
Tel: 86-431-87911611
Email Us
Web Site
Copyright © 2022 SPIE EuropeDesigned by Kestrel Web Services