Fused Silica Windows
Fused silica window, with low thermal expansion,  providing stability and resistance to thermal shock over large
temperature excursions, wide thermal operating range and high laser damage threshold, is a better choice for
transmission from UV to IR.

Material: UV grade fused silica (China JGS1)
Bevel:  <0.25mm X 45°
Coating: Optional (Uncoated, AR, HR, PR, Coating, etc.)
  Standard High Precision
Dimension Tolerance +0.0/-0.2 +0.0/-0.02
Thickness Tolerance ±0.2 ±0.005
Surface quality: 60-40 10-5
Clear Aperture >85% >95%
Flatness (per 25mm@633nm) λ /2 λ/10
Parallelism 3 min 3 sec
Standard Fused Silica Window
Round Shape:
Φ10x3  Φ12.7x3  Φ15x1  Φ15x3  Φ20x3 Φ25x3  Φ25.4x3  Φ30x3  Φ50x3  Φ50.8x6.35 
Square Shape
5x5x1  10x10x1  15x15x2  20x20x2  25x25x2  50x50x6
High Precision Fused Silica Window
Φ10x6  Φ12.7x6  Φ25x6  Φ25.4x6.35  Φ30x6  Φ50x10
Note for Fused Silica Window:
(1). Custom-made Fused Silica windows at any size from Φ2.0mm to Φ350mm clear aperture are available.
Besides round, Fused Silica windows at shape of quadrate, triangular, or other polygonal are available
(2). Thickness from 1.0mm to 50.0 mm is available upon request.
(3). 100% clear aperture is available upon request.
(4). Better bevel is available upon request.
(5). Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.

Ms. Lin

Mr. Wen