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Home / Crystal / Windows / Gallium Arsenide (GaAs) windows

12.7mm x 2mm GaAs windows

12.7mm Diameter by 2mm thick

Part Number  :  GA-W-12-2
Unit Price  :  $165.00
Lead time   :  2-3 weeks
Inventory quantity   :  2
Stock NO.   :  
Quantity   :  
Overview

IdealPhotonics Gallium Arsenide is most useful in applications where toughness and durability are important. Its hardness and strength make it a good choice where dust or abrasive particles tend to build up on or bombard the optical surfaces. The material is non-hydroscopic , safe to use in laboratory and field conditions and is chemically stable except when in contact with strong acids.

Physical/Optical Characteristics

Transmission Range

1 – 11.0 µm

Crystal Structure

Cleavage Plane

None

Colour

Metalic   lustre

Density

5.32

Melting Point (°)

1511

Reflection Loss

45% (12µ)   for 2 surfaces

Solubility index

Insoluble

Hardness (Knoop)

731kg/mm2

Thermal Conductivity (cal/cm sec°C)

55W   (m K) 300K

Thermal Expansion coefficient (/°C)

5.7x10-61/K   at 300K


Polished Quality

Diameter Tolerance

+0/-0.005" (+0/-0.13 mm)

Thickness Tolerance

±   0.005" (± 0.13 mm)

Clear Aperture

85%

Parallelism

3 arc   min

Flatness

1/10   wave at 10.6 microns

Surface Finish

60/40


Transmission Spectra

tc_副本.png

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