Neutral Density Filter-Absorptive
Description
These are Neutral Density Filters (Absorptive type). They are made of absorptive glass and feature 80/50 scratch/dig quality.
Please contact us for details and ordering info.
Neutral Density Filter-Absorptive
Specifications |
|
|---|---|
| Attenuator Type: | Absorptive |
| Shape: | Round, Square, Custom |
| Size: | 25.4 mm |
| Optical Density: | 0.1-3 |
| Design Wavelength: | 400 - 700 nm |
| Surface Quality: | 80/50 scratch and dig |
| Clear Aperture: | > 90 % |
| Flatness: | < 2λ @632.8nm |
| Parallelism: | < 5 arc minutes |
Features
- Material Absorptive Glass
- Dimension Tolerance +0.0/-0.2mm
- Thickness Tolerance ±0.2mm
- Flatness 2λ @632.8nm
- Surface Quality 80/50 scratch and dig
- Parallelism Clear Aperture >90%
- Design Wavelength 400-700nm
- OD Tolerance ±10% of OD
For pricing, technical or any other questions please contact the supplier
- No registration required
- No markups, no fees
- Direct contact with supplier
Contact Supplier
How to order?
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Ships from:
China
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Sold by:
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On FindLight:
since 2016
Frequently Asked Questions
Neutral Density Filters are optical filters that reduce the intensity of light without affecting its color or wavelength.
Absorptive type Neutral Density Filters are made of absorptive glass.
The design wavelength of the Neutral Density Filters is 400-700nm.
The OD tolerance of the Neutral Density Filters is ±10% of OD.
The Neutral Density Filters have 80/50 scratch/dig quality.