Foctek Photonics,Inc.

Optical Component

	Silica Window

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Origin

China

Specification of Silicon Windows:

Typical Diameter (Φmm) : 8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0
Typical Thickness (mm): 1.0, 2.0, 3.0, 4.0
Diameter Tolerance (mm) : +0.0/-0.2 (General), +0.0/-0.1 (High Precision)
Thickness Tolerance (mm) : ±0.2 (General), ±0.05 (High Precision)
Clear Aperture : >80% (Small Size), >90% (Large Size)
Parallelism :3 min. (General), 10 sec. (High Precision)
Surface Quality :80/50 (General), 40/20 (High Precision)
Flatness (per 25mm@633nm): λ(General), λ/4 (High Precision)
Bevel (face width x 45 :<0.25mm)
Coating :Uncoated, AR, HR, PR, Coating, etc.

Note for Silicon Window:
(1). stom-made Silicon windows at any size are available.
Besides round, shape of quadrate, triangular, or other

polygonal are available.
(2). Thickness from 1.0mm to 20.0 mm is available upon request.
(3). Better bevel is available upon request.
(4). Si Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.

Related Keywords: Window , Silica Window , IR component , Silica

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