Windows

Fused Silica Windows

Fused Silica Windows

Attribute Specification
Typical Diameter (Φmm) 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 38.1, 50.8
Typical Thickness (mm) 2.0, 3.0, 6.0, 6.35
Diameter Tolerance (mm) +0.0/-0.2 (General), +0.0/-0.02 (High Precision)
Thickness Tolerance (nm) ±0.2 (General), ±0.005 (High Precision)
Clear Aperture >80% (Small Size), >95% (Large Size)
Parallelism 3 min. (General), 3 sec. (High Precision)
Surface Quality 60/40 (General), 10/5 (High Precision)
Flatness (per 25mm@633nm) λ /2(General), λ/10 (High Precision)
Bevel (face width x 450) <0.25mm
Coating Uncoated, AR, HR, PR, Coating, etc.

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.

 

Standard Fused Silica Window series:
Diameter Tolerance: ------------ +0.0, -0.1mm
Thickness Tolerance: ----------- ±0.2mm
Clear Aperture: ------------------->80%
Parallelism: ------------------------- 1'(Standard), 10"(High Precision)
Surface Quality: ------------------ 60/40(Standard), 20/10(High Precision)
Wavefront Distortion: ---------- l(Standard), l/10(High Precision) per 25mm @633mm
Bevel: -------------------------------- <0.25mm x 45°
Coating: ----------------------------- Uncoated

 

Standard

F( mm)

T(mm)
Part No.
10.0
3
WIN2101
12.7
3
WIN2102
15.0
3
WIN2103
25.4
3
WN2104

High precision
F( mm)
T(mm)
Part No.
10.0
6
WIN2201
12.7
6
WIN2202
15.0
6
WIN2203
25.4
6.35
WIn2204

 

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