Make clearer target

Hyperhemisphere sapphire dome

Our sapphire ingot has covered 30kg, 60kg, 85kg, 90kg,110kg,250kg,400kg,700kg, wafer specifications has covered 2 inches, 4 inches, 6 inches, 8 inches, 10-inches,12 inches,14 inches. Our company is mainly dedicated to large-size infrared transparent material and sapphire devices R & D, production, sales and technical consultation, our products covered Φ50-Φ400 sapphire dome including aspheric sapphire dome, Φ50-Φ400 sapphire plane lens and 50 *50-360 * 260 sapphire windows etc. We are one of the few company who can manufacture sapphire domes (including hyper hemisphere sapphire dome and aspheric sapphire dome with top grade optical polishing),Offering best products for aviation, aerospace, infrared industry, such as high speed working photoelectric equipment and intelligent high speed dome camera in airborne, shipboard, spaceborne, submarine-based, land-based field, ATP, EOTS and etc. Read More
Millitary or civilian extreme condition applications

Eyes of the missile
Windows of submarine

MIC TECH has the capability to offer high level sapphire or other materials domes for special applications, hyperhemisphere or even Aspheric sapphire domes. Cooperation has been carried out with German, USA, Russian, Isreal, Turkey, Korea, France....... Read More
Aspheric Hyperhemisphere Kerf domes

Sapphire or other materials dome

Item Radius of curvature(SR) Caliber(D) Wall thickness(T) Dome height(H)
Dimension range 10 ~ ∞ φ20 ~φ500 ≥ 1 ≤R2

di1

Facial contour (632.8nm) N

Superprecision:λ

D2

Irregularity degree △N

1/4

dome5
D3

Surface quality MIL

40/20

D4

Surface roughness(nm)

< 0.5

Effective Strike

We Make Your Target
More Visible And Clearer

Kyropoulos method
Heat exchange method
Czochralski method
Moving Crucible  method
The vertical temperature gradient method
Al₂O₃

Crystal Structure
Hexagonal System

Melting point:2045°C
Coefficient of expansion:Parallel optical axis C-axis:6.7×10-6
Specific heat:0.18Cal/gm° K(25°C)
Density:3.98-4.1g/cm3
Hardness:Moh’s Hardness: 9
Micro Hardness (Hv)≧1700Kg/mm2
340-380Gpa

Elastic modulus

In 633nm wavelength>85%

Infrared transmittance

2.1Gpa

Compressive Strength

>1016 Ώ/cm (25°C)

Resistivity

missile3