Ultra Narrow Band Filter 307.7nm FWHM 0.7nm

Name: Ultra Narrow Band Filter 307.7nm FWHM 0.7nm
Substrate material: Optical Glass
Smoothness: 80-50 MIL-C-48497A
Clear aperture: >90%
Edge chamfer: <0.2mm
Operating temperature: -40°C /+180°C (low stress state)
Storage environment: Constant temperature ~23°C; Constant humidity <40%

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Ultra narrow band Filter 307.7nm FWHM 0.7nm Product Details:

BPA307.7-0.7nm

Ultra-narrow bandpass filter

Incident angle: 0 degrees

Center wavelength: 307.7nm

Bandwidth: 0.7nm

Wavelength deviation: ±0.1nm

Cut-off depth: OD4

Transmittance: greater than 65%

Cut-off range: 200-500nm


[Return and exchange service is not provided for non-quality issues, and seven-day unconditional return and exchange is not supported]

Other sizes are accepted

For dealers and bulk purchases, please contact the sales department of Borisun Optics Head Office

Our company provides true parameters and accepts comparison tests by third parties or measurement departments

If the parameters do not meet the requirements, our company provides unconditional return and exchange service


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