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Optical windows

We supply your optical windows

SINOPTIX offers the best high quality/ low price optical windows. Please browse below examples of our high optical request realizations. offers the best high quality – low price optical windows. Please browse below examples of our high optical request realizations.
  • industrial thick window

thick borosilicate window

Tempered Borosilicate

Optical windows manufacturing capabilities

Specification Usual Specific
Size up to 500mm up to 1,5m
Transmission Visible range UV to far infrared
Scratch & Dig 20-10 10 -5
Surface irregularity λ/10 λ/20
Dimensional tolerance +/- 0,1mm +/- 0,05mm
Parallelism ≤ 5 arcsec ≤ 1 arcsec
Clear apperture 90% 95%
Coating AR Custom filtering, mirror, masks
Material B270, N-BK7, HK9L, fused silica Si, Ge, ZnSe, other optical materials
Damage threshold 5J/cm2 20J/cm2

Optical windows general information

  Optical windows usage

Principal usage of optical windows are :

– Protection of optical devices (minimizing optical deformation of optical signal)
– Support for masks, markings and filtering
– Supports for opto-electric components

  Optical windows types

SINOPTIX can provide almost all kind of optical windows :

– Flat of with angle (wedges)
– Round windows, square windows, ellipse windows, ring windows & specific shapes
– Bended windows (float)
– Plastic injection optical windows