Sapphire lens
Sapphire has the characteristic of high hardness with Mohs hardness 9. With high transmittance, excellent mechanical strength and heat resistance, it can take aerodynamic velocity pressure and heat load, thus is widely used as ultraviolet, visible and infrared windows; also it can be used as the luxury watch cover.
Specifications
Orientation:
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C, A, M optional
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Orientation deviation:
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< 2º
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Diameter:
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Φ5 - Φ250mm
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Diameter tolerance:
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+0 /- 0.02mm
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Radius of curvature:
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R10 - ∞ mm
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Centration:
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≤ 2′
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Surface Quality:
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40 – 20
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Surface accuracy N:
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≤ 2
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Irregularity △N:
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≤ 0.5
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Contact : Gordon Zhang, 8659187303536
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This page is about importers and exporters of Sapphire lens Search in a category : Equipment goods Search in a category : lens, sapphire |
94420 Shoes and leatherReport abuse
Friday, June 24, 2022
Quantity : 180 - Price : 10,00 €
Official collection of Paris Saint-Germain. PSG fans shoes. 100% Official Product 100% Parisian 100% PSG Material: PVC/rubber High quality. Location : 26 avenue de chennevieres, 94420 le plessis trevise , Contact : aymar kpokamamoko, 07 49 50 22 50
rosadestock
- 94420 - le plessis trevise
- 07 49 50 22 50
467000 Shoes and leatherReport abuse
Saturday, March 16, 2024
cylindrical graphite crucible works best with a quartz jacket because graphite oxidizes. High purity graphite crucible is good or bad with its material and density. Good graphite crucible doesn't oxidizes easily, so that the production loss is low. Bad graphite oxidation is not uniform...
Pingdingshan Wanhui Graphite Co., LTD
- 467000 - Pingdingshan
- 0375 6506966
- 86 15539792960
1053 
