Longpass Filter, Colored Glass, 12.7 mm, 830 nm Cut-on, RG830 Glass

Colored Glass Absorptive Longpass Filters

The FR-RG830 Colored Glass Longpass Filter is a 12.7 mm diameter 830 nm cut-on optical filter made of Schott RG830 filter glass. This long-wave pass edge filter is precision polished for demanding research or OEM applications.

Specifications

Technical Specs

Type
Colored Glass Longpass Filter
Optic Size
Ø12.7 mm
Cut-on Wavelength
830 nm
Angle of Incidence
0°
Material
Schott RG830 or equivalent
Surface Flatness
≤1λ at 632.8 nm over the clear aperture
Thickness
3 mm
Surface Quality
60-40 scratch-dig
Thickness Tolerance
±0.1 mm

Size Tolerance
±0.3 mm
Clear Aperture
central ≥ 80% of diameter
Chamfers
Up to 1 mm face width
Cleaning
See How to Clean Optics
Damage Threshold
30 W/cm² CW, Typical
Wedge
≤3 arc min
Chamfers Angle Tolerance
45° ±15°

Type
Colored Glass Longpass Filter
Optic Size
Ø12.7 mm
Cut-on Wavelength
830 nm
Angle of Incidence
0°
Material
Schott RG830 or equivalent
Surface Flatness
≤1λ at 632.8 nm over the clear aperture
Thickness
3 mm
Surface Quality
60-40 scratch-dig
Thickness Tolerance
±0.1 mm

Size Tolerance
±0.3 mm
Clear Aperture
central ≥ 80% of diameter
Chamfers
Up to 1 mm face width
Cleaning
See How to Clean Optics
Damage Threshold
30 W/cm² CW, Typical
Wedge
≤3 arc min
Chamfers Angle Tolerance
45° ±15°

Resources & Downloads

Other

FR-RG830_ROHS2-2021_w_ex.pdf(279.8 kB, PDF)

2D Product Drawings

12.7 mm Diameter FR Series Drawing(100.7 kB, PDF)

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