1.65µm Long Wave Pass Edge Filter
1.65µm Long Wave Pass Edge Filter
Part Number: LWP-1.65-25
25 mm diameter sample.
£150.00 (Free Shipping)
- Stock 1.65µm Long Wave Pass Edge Filter “on the shelf” for next day shipping, 25 mm diameter x 0.5 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.
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 | 90% ave in pass band |
Blocking Range | UV, Visible plus desired part of IR. |
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 Lead Sulphide (PbS), Mercury Cadmium Telluride (MCT) and Boltometer type detectors.
