Longpass Filter, Colored Glass, 25.4 mm, 400 nm Cut-on, GG400 Glass

The FSR-GG400 Colored Glass Longpass Filter is a 25.4 mm diameter 400 nm cut-on optical filter made of Schott GG400 filter glass. This long-wave pass edge filter is precision polished for demanding research or OEM applications.
Specifications
- TypeColored Glass Longpass Filter
- Optic SizeØ25.4 mm
- Cut-on Wavelength400 nm
- Angle of Incidence0°
- MaterialSchott GG400 or equivalent
- Thickness Tolerance±0.1 mm
- Surface Flatness≤1λ at 632.8 nm over the clear aperture
- Thickness2.0 to 3.0 mm, typical
- Surface Quality60-40 scratch-dig
- Size Tolerance±0.3 mm
- Clear Aperturecentral ≥ 80% of diameter
- ChamfersUp to 1 mm face width
- Cleaning
- Damage Threshold30 W/cm2 CW, Typical
- Wedge≤3 arc min
- Chamfers Angle Tolerance45° ±15°

Resources & Downloads
2D Product Drawings
FBR-NDXX-S(62 kB, PDF)
Other
FSR-GG400_ROHS2-2021_w_ex.pdf(280 kB, PDF)
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