Bottom price Ptfe Laser Diffuse Reflectors - Super Thin Quartz optical Windows – LZY
Bottom price Ptfe Laser Diffuse Reflectors - Super Thin Quartz optical Windows – LZY Detail:
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.
Specification
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: <Lambda; High: < L/20
Flatness @632,8nm: L/10-L/20@632,8 over CA
Material
Fused quartz
Fused silica
Borosilicate
Schott borofloat 33 glass
Corning® 7980
Sapphire
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
Features
SIO2 |
99.99% |
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 |
Density |
2.204 g/cm3 |
Tensile Strength |
49 N/mm2 |
Poisson’s Ratio (No Unit) |
0.17 |
Applications
Protection Laser optical Systems
FPD (Flat Panel Display) manufacturing
Lamp covers
high temperature sight glasses,
Optical Equipment
Laboratory Appliance
UV Sterilization Lamp
Viewport Glass
Semiconductor
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
Welcome to contact us from below for more information!
Product detail pictures:
Related Product Guide:
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By Hannah from Bangkok - 2017.11.11 11:41
Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
By Darlene from Greece - 2018.11.28 16:25