Vis Trans, IR Block KG3 Filter
Vis Trans, IR Block KG3 Filter
Part Number: BPF—VIST-IRBL-25
25 mm diameter, 3 mm thick.
£150.00 (Free Shipping)
- Stock Vis Trans, IR Block KG3 Filter “on the shelf” for next day shipping, 25 mm diameter x 3 mm thick.
- Vortex’s trademark RockArd© deposition technology makes our filters highly durable and suitable for the toughest environments.
- All of our filters exhibit high angular tolerance, extremely low change with temperature and very high resistance to thermal shock.
- General purpose filter for transmitting visible and blocking IR. Suitable for filter wheels in process monitoring.
Custom Quote
For large volumes and specific enquiries please contact us.
Email: enquiries@vortexopticalcoatings.co.uk
Call: +44 (0) 1455 613029

Optical Specification
Transmission Peak | 70% ave for 400-600 nm |
Blocking Range | 0.65 µm to 5 µm+ For 0.65-2.0 OD>3, for 2-4µm T<3.0% abs., for 4-5 µm OD>3. |
Angle Of Incidence | 0° |
Substrate | 25 mm Diameter, 0.5 mm Thick |
Surface Quality | Less than 60-40 Scratch-Dig |
Environmental Specification
Adhesion | MIL-C-48497A | Para 4.5.3.1 |
Humidity | MIL-C-48497A | Para 4.5.3.2 |
Mild Abraision | MIL-C-48497A | Para 4.5.3.3 |
Severe Abrasion | MIL-C-48497A | Para 4.5.5.1 |
Cleanability | MIL-C-48497A | Para 4.5.4.2 |
Water Solubility | MIL-C-48497A | Para 4.5.5.3 |
Spectral Performance

Suitable Detectors
These filters are suitable to be used with Silicon photodiode type detectors.
