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632.8nm CWL, 1.00 FWHM, 25mm Dia. Ultra Narrow Filter

Stock #21-389 New
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Diameter (mm):
25.00 +0.00/-0.25
Angle of Incidence (°):
Clear Aperture CA (mm):
Center Wavelength CWL (nm):
Full Width-Half Max FWHM (nm):
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Soda Lime Glass & Filter Glass
Minimum Transmission (%):
Bandpass Filter
Filter Design: Two-Cavity
Substrate Thickness (mm):
6 +0.00/-0.25

Regulatory Compliance

RoHS 2015:
Reach 224:
Certificate of Conformance:

Product Family Description

Ultra Narrow Traditional Coated Bandpass Filters are ideal for use as laser line, laser cleanup, or laser excitation filters in demanding medical and laser applications. These filters provide OD 4 blocking by design, center wavelength tolerances as tight as 0.05nm, and bandwidths ranging from 0.2nm to 5.0nm. Multiple standard wavelength options including H-alpha hydrogen, HeNe laser, and Nd:YAG laser line are available. Rapid custom filters with bandwidth between 0.15 and 50nm and center wavelength between 340 and 2400nm are available. Please contact us for a quote.