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Location: Main > Optical Filters > Neutral Density Filters > RVNDF-B-1.0-UVFS-R0250-0160
Name: 25mm OD1.0 Radially Variable ND Filter - 0@Center
P/N: RVNDF-B-1.0-UVFS-R0250-0160
Unit Price: S$595.00/pc
Available: In stock
Request: Add to Request List
Radially variable neutral density filters designed to attenuate light in terms of Gaussian distribution, can be used with white light as well as with laser beams.Substrates used have BK7 glass(350-2000nm) and UV fused silica(200-2500nm).

Substrates UV Fused Silica
Outer Diamenter: 25.0, +/-0.2mm
Thickness 1.6 +/-0.1mm typ (depending on substrate availability)
Surface Quality 60/40 S/D per MIL Standard
Flatness Lambda/14 at 633nm per 25mm on-jig tested
Coating Single surface sputtering coating
Back surface: Polished only; Uncoated
Optical Density: Center OD: 0.04 ~ 1.00 (application wavelength: 200-2500nm); tolerance: 5% typ
Linearity: 5%
Calibration Wavelength: 550nm
Temperature Range -50 ~ +80 C-deg