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Help CenterPolished JGS1 Fused Silica/quartz Glass Circular Optical Windows
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Polished JGS1 Fused silica/quartz glass circular optical windows
Product Introductions
Dimension: 23(+/-0.1)*1.5(+/-0.05)mm
material:JGS1 fused silica
both sides polished
280nm light tranmission 93%
Due to its high optical homeogeneity and low infractive index, quartz glass watch window can be widely used in optical lab and industry . In addition, its high temperature resistant and low thermal coffeficient also makes quatz popluar in optical designs.
Regular working temperature: 1100°C
Working temperature for short term:1100°C.
instant working max temperature:1300°C.
Resistant of strong chemistry like acid or alkali
Physical Parameter of ZCQ Quartz Products:
Parameter |
Standard |
Precision |
Ultra precision |
Dimensional Tolerance |
±0.1 |
±0.1 |
±0.1 |
Clear Aperture |
>80% to >90% |
>80% to >90% |
>80% to >90% |
Surface Quality |
60-40 |
40-20 |
20-10 to 10-5 |
Parallelism |
1 arc min |
30 arc seconds |
1 arc min |
Wavefront Distortion |
1λper 25mm |
λ/4 |
λ/10 |
Protective Bevel |
<0.25x45 deg |
<0.25x45 deg |
<0.25x45 deg |
Coating |
optional |
||
Optical Property:
Technical Information :
Density |
2.203 g/cm3 |
Hardness |
7 (Modified Scale); 5.36.5 (Mohs Scale) |
Tensile strength |
48.3 MPa |
Compressive strength |
>1.1 GPa |
Bulk modulus |
~37 GPa |
Rigidity modulus |
31 GPa |
Young's modulus |
71.7 GPa |
Poisson's ratio |
0.16 |
Coefficient of thermal expansion |
5.5×10-7 cm/(cmK) ( from 20°C to 320°C) |
Thermal conductivity |
1.3 W/(mK) |
Heat capacity |
45.3 J/mol |
Softening point |
1730°C |
Annealing point |
1180°C |
Strain point |
1075°C |
Electrical resistivity |
>1018 Ωm |
Dielectric constant |
3.75 at 20°C 1 MHz |
Dielectric loss factor |
less than 0.0004 at 20°C 1 MHz |
Index of refraction at 587.6 nm (nd) |
1.4585 |
package: protection paper, green air bag, air film, carton ,
safe and ecnomic even for freight collect as well.
Shipping methods and charges:
China post(15-25days)
Epacket to USA (10-15days)
EMS(7-10days)
Fedex(5-7days)
DHL(5-7days)
Actual shipping charge will be calculated upon product weight.
1.Based in Beijing, heart of China, ZCQ is a technology and quality oriented manufaturer with 20 years history.
2.With senior engineer supervise, we are glad to advise customers on pressure, temperature etc application and engineering questions.
3.ZCQ accepts second production in case some products don’t meet requirements.
4.1 hour from international meeting center of Beijing, ZCQ invites guests to visit our company after long day meeting and get relaxed in nature. Our company is also sitted in arms of mountains and river.
Send Inquiry to This Supplier
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