Neutral Density Reflective Type Filters at 400-2000 nm
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Neutral Density Reflective Type Filters at 400-2000 nm SKU: 245-2515

Neutral density (ND) reflective type filters of 1’’ (25.4 mm) size with optical density that varies from 0.1 to 2.5 are available. Neutral density filters of Corning 7059 glass provide spectrally uniform attenuation from 400 nm to 2000 nm. The reflective coatings enable to…

Variant specifications

Specification Value
Material Corning 7059
Size ø 25.4 mm
Thickness 1.1 mm
Optical Density 1.5
Transmission 3 % @ 550 nm

Shared product specifications

These specifications apply across the Neutral Density Reflective Type Filters at 400-2000 nm product family.

Glass Material Corning 7059 (Borosilicate)
Outer Diameter 25.4 mm +0.0 / -0.2 mm
Thickness 1.1 mm ± 0.1 mm
Surface Quality 40-20 scratch & dig (MIL-PRF-13830B)
Surface Flatness λ @ 633 nm
Parallelism <2 arcmin
Coating Reflective
Damage Threshold 20 mJ / cm² (10 ns pulse)
Design wavelength 400-2000 nm
Optical density tolerance ±10% Nominal

Variant files

Technical drawings, models and data files for SKU 245-2515.

Product brochures

Shared documentation for the complete product family.