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Torrent Photonics Precision Optics, Aspheres, & Cylinders

Updated:2025-03-13

Brand: Torrent Photonics
Model: 4X Beam Reducer
Description: Torrent Photonics Precision Optics, Aspheres, & Cylinders
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Product Details

Torrent Photonics Precision Optics, Aspheres, & Cylinders Description：

Aspheres

Cylindrical Optics

Spherical

Tolerance Chart

Materials: Ohara, Corning, Schott, Heraeus | Diameter Range: 8-150mm to 5-200mm Geometric Types: Aspheres, Spherical Lenses, Windows, Wedges, Prisms, Cylinders, & Freeforms

Attribute	Standard	Precision	High Precision
Glass Material (n_d , v_d)	±0.001, ±.8%	±0.0005, ±.5%	Design for Melt
Diameter (mm)	±0.1	±0.025	±0.015
Center Thickness (mm)	±0.1	±0.050	±0.025
Sag (mm)	±0.050	±0.025	±0.010
Clear Aperture	80%	90%	95%
Radius (larger of two)	±0.2% or 5 fr	±0.1% or 3 fr	±0.025 or 1 fr
Irregularity-Interferometer (waves, PV)	1	0.5	0.1
Irregularity- Profilometer (microns, PV)	±1	±0.5	±0.1
Wedge Lens (ETD, mm)	0.050	0.010	0.005
Scratch Dig	60-40 to 80-50	40-20	10-5 to 20-10
Surface Roughness (? RMS)	50	20	10