OST Photonics provides a comprehensive range of colored glass filters, crafted from the highest quality optical glass sourced from renowned suppliers such as Schott and Hoya. These filters span across UV, visible, and near-infrared wavelengths and are meticulously polished to meet the demands of rigorous research or OEM applications.
Cut-Off Type Colored Filter Glass | Selective Absorption Colored Optical Filter Glass | Neutral Filter Glass |
Ultraviolet Glasses | Ultraviolet Glasses | Neutral Grey Colored Ultraviolet Glasses |
Infrared Glasses | Infrared Glasses | |
Golden (Yellow)Glasses | Golden (Yellow)Glasses | |
Violet Glasses | Violet Glasses | |
Protective Glasses | Protective Glasses | |
Orange Glasses | Orange Glasses |
Material: | colored glass filter |
Typical Diameter (Φmm) | 10.0, 15.0, 20.0, 25.4, 30.0, etc. |
Diameter Tolerance (mm) | ±0.1 or upon request |
Thickness Tolerance (mm) | ±0.1 or upon request |
Parallelism | <3′ or upon request |
Surface Quality | 80/50 or upon request |
Flatness (per 25mm@633nm) | λ (General), λ/10 (High Precision) |
Clear Aperture | >85% |
Coating | Uncoated, Dielectric AR Coating, Dichroic Filter Coating, etc. |
Angle of Incidence | +/-5 deg |
Blocking | <1% |
Cut on/Cut off Wavelength | +/-10 nm |
Temperature Range | -50℃ to +100℃ |
