Super Thin Quartz optical Windows

Short Description:

Place of Origin: Jiangsu,China
Dimension Tolerance: +/-0.02mm
MOQ: No limit
Color: clear

Product Detail

Product Tags

Super Thin Quartz optical Windows
Optical window optically flat, high precision polishing of the optical glass into a relatively parallel way. We supply quartz optical windows as round, angular or oval (tongue-shaped) cuts.


Shape Length/OD width thickness Surface quality
Round 0.5mm to 1200mm   0.05mm to 500mm 80/50,60/40,40/20,40/20,20/10
square 0.5mm to 1200mm 0.5mm to 1200mm 0.05mm to 500mm 80/50,60/40,40/20,40/20,20/10
Tolerance:±0.02mm to 2mm customer
Other sizes can be customized according to customer requirements

Surface & Quality

Surface Finish: Single / Double Side Polished
S/D-Quality 60/40 (Standard) up to 10/5 (Premium),
Polished Ra<1nm (Standard) up to <0,5nm (CMP)
Parallelism: Standard: < 20 arcmin ; High<5 arcsec
Flatness: Standard: Flatness @632,8nm: L/10-L/20@632,8 over CA


Fused quartz
Fused silica
Schott borofloat 33 glass
Corning® 7980

Product Advantages

1) High purity :SiO2> 99.99%.
2) Operating Temperature: 1250℃; SoftenTemperature: 1730℃ .
3) Excellent visual and chemical performance:acid-resistance,alkali resistance,Good thermal stability
4) Health care and environmental protection.
5) No air bubble and no air line.
6) Excellent electrical insulator.

Products shown

product (2)




Coefficient of Expansion

5.54 x 10-7 (K-1)

Strain Point Temperature

1343 Degree K

Softening Point

1933 Degree K

Thermal Conductivity

1.37 W/m 0K

Annealing Point Temperature

1433 0K

Average Specific Heat –

771 J/kg.K

Optimal Operating Temperature

1423 – 1473 0K

Specific Heat Conductivity

1.48 W/m.K

Acid tolerance

30 times than ceramic,150 times than stainless


2.204 g/cm3

Tensile Strength

49 N/mm2

Poisson’s Ratio (No Unit)



Protection Laser optical Systems
FPD (Flat Panel Display) manufacturing
Lamp covers
high temperature sight glasses,
Optical Equipment
Laboratory Appliance
UV Sterilization Lamp
Viewport Glass

Lead Time

For stock parts, we will ship out within one week. For customized parts, please contact us for more information. If you are in urgent need, we will arrange in priority.

Safe Packing

1. Bubble wrap
2. Foam material
3. Carton
4. Wooden Case
product (3)

Welcome to contact us from below for more information!

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