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HENGHUA OPTOELECTRIC

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General Purpose plane mirror blanks

Flat polished surface

For first surface use

Apply any reflecting coating

These general purpose mirror blanks are polished to λ/10 flatness except where indicated otherwise. They are intended for front surface use and are parallel to within 3 arcmin. These blanks are not recommended for use as transmitting optics as the rear surface is only commercially polished. Select a coating appropriate to your application or contact us with your special coating requirements.

 

 

Specifications

Surface Flatness: 

< Side 1:λ/10 @ 633nm、< Side 2:commercial polish
Surface Quality <10/5(side 1)
Parallelism ≤3 arcmin
Diameter Tolerance <+0.00/-0.20mm
Thickness Tolerance <±0.25mm
Clear Aperture ≥85% of diameter
Bevel 0.3mm(typical)*45°

 

Part No.(mm) Diameter(mm) Thickness Material
PM-1206B 0.50 0.250″ BK7A
PM-1906B 0.75 0.250″ BK7A
PM-1909B 0.75 0.375″ BK7A
PM-2505B 1.00 5.0mm BK7A
PM-2506B 1.00 0.250″ BK7A

PM-2509B

1.00 0.375″ BK7A
PM-3809B 1.50 0.375″ BK7A
PM-5005B 2.00 5.0mm BK7A
PM-5006B 2.00 0.250″ BK7A
PM-5009B 2.00 0.375″  BK7A
PM-7612B 3.00 0.500″ BK7A

PM-1206U

0.50 0.250″ UV F.S.
PM-1906 U 0.75 0.250″ UV F.S.
PM-1909 U 0.75 0.375″ UV F.S.
PM-2505 U 1.00 1.5mm UV F.S.( λ/4)
PM-2506 U 1.00 5.0mm UV F.S.
PM-2509 U 1.00 0.250″ UV F.S.
PM-3809 U 1.50 0.375″ UV F.S.
PM-5005 U 2.00 0.375″ UV F.S.
PM-5006 U 2.00 0.375″ UV F.S.
PM-5009 U 2.00 10.0mm UV F.S.
PM-7612 U 3.00 0.500″ UV F.S.
PM-2502S 1.00 1.5mm Sapphire(40/20, λ/2)

 

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bk7a
f.s.
uv
0.375
0.250
1.00
surface
2.00
0.75
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