Description
Material B270 Glass
Dimension Tolerance +0.0/-0.2mm
Thickness 1.5±0.2mm
Flatness <2λ@632.8nm
Surface Quality 60/40 scratch and dig
Parallelism <3 arc minutes
Clear Aperture >90%
Design Wavelength 400-700nm
Coating Metallic reflective coating
OD Tolerance ±5% of OD Extremes
Variable Neutral Density Filter
Specifications
| Attenuator Type: | Other |
|---|---|
| Shape: | Round, Square, Custom |
| Size: | 50 mm |
| Optical Density: | 0 |
Download Data Sheet
Frequently Asked Questions
What is a Variable Neutral Density Filter?
A Variable Neutral Density Filter is a type of filter that can be adjusted to reduce the amount of light entering the camera lens.
What is the surface quality of this filter?
The surface quality of this filter is 60/40 scratch and dig.
What is the design wavelength range of this filter?
The design wavelength range of this filter is 400-700nm.
What is the thickness of this filter?
The thickness of this filter is 1.5±0.2mm.
What material is used to make this filter?
B270 Glass is used to make this filter.
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