Precision Optical Filters
HB Optical
HB Optical specializes in the design and manufacture of precision interference filters, reflectors and thin film coatings over a broad spectrum from 200 nm to 20 microns .
Main Applications:
- Medical and clinical instrumentation
- Telecommunications
- Analytical instrumentation
- Fluorescence
- Colorimetry
- Film projecting equipment
- Lighting
Optical Filters
CVI
CVi offers a large in-stock selection of color glass, image quality filters and interference filters.
CVI supply a wide range of filters, the range available consists of:
- Interference bandpass Filters
- Edge Filters
- Long Wave Pass Filters and Filter Sets
- Short Wave Pass Filters and Filter Sets
- Neutral Density Filters
- Absorptive Neutral Density Filters and Filter sets
- Inconel Neutral Density Filters and Filter sets
- Circular Variable Neutral Density Filters
- Heat Control Filters
- Infrared Absorbing Filters
- Infrared Suppressor Filters
- Hot Mirrors
- Cold Mirrors
- UV Cold Mirrors
- Raman Notch
- Holographic Notch
- Fluorescence Filters
Photonics 
