• Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications
  • Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications
  • Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications
Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications

Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications

Product Details:

Place of Origin: China
Brand Name: BonTek
Certification: ISO:9001
Model Number: Sapphire (Al2O3)

Payment & Shipping Terms:

Minimum Order Quantity: 5 Pieces
Price: Negotiable
Packaging Details: Cassette, Jar, Film package
Delivery Time: 1-4 weeks
Payment Terms: T/T
Supply Ability: 10000 pieces/Month
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Detail Information

Material: Sapphire Wafer Type: Single Crystal
Application: Orward Looking Infra Red Growth Method: Horizontally Directed Crystallization (HDC)
Melting Point: 2040 Degrees C Young's Modulus (E): 335 GPa
Shear Modulus (G): 148.1 GPa Bulk Modulus (K): 240 GPa
High Light:

Broad Transmission Single Crystal Wafer

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335 GPa sapphire crystal

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Single Crystal Wafer

Product Description

High Durability Broad Transmission Sapphire Wafer for IR Optical Applications

 

Sapphire is used for its durability and erosion/corrosion resistance, often in combination with the ability to withstand high heat while having a very broad transmission range. Applications include:


· Windows - FLIR (Forward Looking Infra Red) windows for sensors and other optics. Optical clarity over a broad spectral range combines with durability in this application.


· Windows - for erosion resistance in salt and blowing sand environments, sapphire is used in conventional windows and dome shapes in replacement of softer, more fragile IR transmitting materials.


· Countermeasures lamps - sapphire flash lamps are used in IRCM's (Infra red countermeasures). The high temperature performance of sapphire is combined with broad spectral range in this application.

 

Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications 0Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications 1Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications 2

 

OPTICAL PROPERTIES

Transmission

0.17 to 5.5 um

Refractive Index

1.75449 (o) 1.74663 (e) at 1.06 um

Reflection Loss

at 1.06 microns (2 surfaces) for o-ray - 11.7%; for e-ray - 14.2%

Absorption Index

0.3 x 10-3 cm-1 at 2.4 um

dN/dT

13.7 x 10-6 at 5.4 um

dn/dm = 0

1.5 um

 

Orientation

R-plane, C-plane, A-plane, M-plane or a specified orientation

Orientation Tolerance

± 0.3°

Diameter

2 inches, 3 inches, 4 inches, 6 inches, 8 inches or others

Diameter Tolerance

0.1mm for 2 inches, 0.2mm for 3 inches, 0.3mm for 4 inches, 0.5mm for 6 inches

Thickness

0.25mm, 0.33mm, 0.43mm, 0.65mm, 1mm or others;

Thickness Tolerance

25μm

Primary Flat Length

16.0±1.0mm for 2 inches, 22.0±1.0mm for 3 inches, 30.0±1.5mm for 4 inches, 47.5/50.0±2.0mm for 6 inches

Primary Flat Orientation

A-plane (1 1-2 0 ) ± 0.2°; C-plane (0 0-0 1 ) ± 0.2°, Projected C-Axis 45 +/- 2°

TTV

≤10µm for 2 inches, ≤15µm for 3 inches, ≤20µm for 4 inches, ≤25µm for 6 inches

BOW

≤10µm for 2 inches, ≤15µm for 3 inches, ≤20µm for 4 inches, ≤25µm for 6 inches

Front Surface

Epi-Polished (Ra< 0.3nm for C-plane, 0.5nm for other orientations)

Back Surface

Fine ground (Ra=0.6μm~1.4μm) or Epi-polished

Packaging

Packaged in a class 100 clean room environment

 

Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications 3

 

Acceptance Check

Broad Transmission Sapphire Single Crystal Wafer For IR Optical Applications 4

 

1. The product is fragile. We have adequately packed it and labeled it fragile. We deliver through excellent domestic and international express companies to ensure transportation quality.

 

2. After receiving the goods, please handle with care and check whether the outer carton is in good condition. Carefully open the outer carton and check whether the packing boxes are in alignment. Take a picture before you take them out.

 

3. Please open the vacuum package in a clean room when the products are to be applied.

 

4. If the products are found damaged during courier, please take a picture or record a video immediately. DO NOT take the damaged products out of the packaging box! Contact us immediately and we will solve the problem well.

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