Steep-Edge Longpass Filters
Description
Magnetron sputtered hard oxide coatings on precision polished Fused Silica substrates provide deep rejection and a sharp transition to very high transmission. Suitable for high-temperature applications. Offered in three standard sizes, with custom sizes available on request.
Steep-Edge Longpass Filters
Specifications |
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|---|---|
| Diameter: | 12.5 mm |
| Thickness: | 1.5 mm |
| Transmission Wavelength Range: | 325-2000nm |
| Cut-On Wavelength: | -- nm |
| Transmission: | 91 % |
| Blocking (Optical Density): | OD>=4 |
| Substrate Material: | UV Grade Fused Silica |
| Surface Quality: | 60-40 |
Features
- Very steep (≤1%) cut-on slopes
- Suitable for high-temperature applications
- Can be cut or machined to smaller sizes
- Useful for redirecting a particular band of light
Applications
- Fluorescence
- Photometry
- Color enhancement and combining laser studies
For pricing, technical or any other questions please contact the supplier
- No registration required
- No markups, no fees
- Direct contact with supplier
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How to order?
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Ships from:
United States
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Sold by:
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On FindLight:
since 2023
Frequently Asked Questions
The Steep-Edge Longpass Filters have very steep (≤1%) cut-on slopes and are suitable for high-temperature applications. They can also be cut or machined to smaller sizes.
The Steep-Edge Longpass Filters are useful for fluorescence, photometry, color enhancement, and combining laser studies.
The Steep-Edge Longpass Filters are offered in three standard sizes.
Yes, custom sizes are available upon request for the Steep-Edge Longpass Filters.
The Steep-Edge Longpass Filters use precision polished Fused Silica substrates with magnetron sputtered hard oxide coatings.