Products Description
BP795nm Bandpass Filter | 45nm FWHM, OD3+ NIR Blocking

The BP795nm bandpass filter is a precision thin-film optical component engineered for near-infrared spectral control. As part of OPTOStokes’ high-performance bandpass filters portfolio, it delivers consistent transmission across the 780–800nm range with peak transmission above 90%, paired with deep out-of-band blocking from 350nm to 1100nm. Classified within our NIR filters lineup, this component is optimized for demanding industrial and imaging systems where spectral precision directly impacts measurement accuracy and system performance.
Technical Specifications
| Parameter | Specification |
|---|---|
| Center Wavelength (CWL) | 795 ±5 nm |
| Full Width at Half Maximum (FWHM) | 45 ±5 nm |
| Transmission Band | 780 – 800 nm |
| Peak Transmission | > 90% |
| Blocking Range | 350 – 1100 nm |
| Optical Density (Blocking) | > OD3 |
| Coating Type | Hard dielectric thin-film coating |
Typical Applications
This 795nm bandpass filter is widely deployed across NIR-enabled industrial and scientific systems, including:
Industrial inspection and quality control systems
Machine vision and NIR imaging setups
Laser system alignment and spectral filtering
Analytical instrumentation and optical detection
Biomedical imaging and diagnostic devices
Customization & Service
OPTOStokes provides extensive customization options to match your exact system requirements. We support custom substrate thickness, sizes, and form factors including circular, square, and irregular shapes, with optional mounting rings for easy integration. Each filter undergoes rigorous spectral testing to verify consistent optical density, transmission uniformity, and coating adhesion, ensuring compliance with world-class quality standards.
We maintain an extensive in-stock selection of standard optical filters for fast delivery, alongside full custom coating services with reliable lead times. Our engineering team works directly with clients to optimize spectral profiles, resolve design challenges, and scale from prototype to high-volume OEM production.
Get a Custom Solution
We understand that engineering and procurement teams often face challenges with long lead times, limited custom support, and inconsistent filter performance across production batches. At OPTOStokes, we prioritize reliable delivery, technical transparency, and consistent quality to keep your projects on schedule.
For custom specifications, volume pricing, or technical consultation, contact our optical specialists at sales@optofilters.com or submit an inquiry through our website. We typically respond within one business day with detailed recommendations and pricing.
Tags: bandpass filters high transmission machine vision NIR filters industrial inspection optical density 795nm filter