CALL:+ 86 591 87303536
描述
RFQ

Elliptical Mirror

Product Info

Elliptical Mirrors are plane mirrors with a coated elliptical face. When the mirror is rotated by 45° about the minor axis, the resulting clear aperture is circular. 


Elliptical-Mirror-1

 

Specifications

 

Substrate:

Fused silica or Pyrex  

Dimension:

+0/-0.1 mm

Clear aperture:

>90% of dimension

Thickness:

+/-0.2 mm

Parallelism:

< 3 arc minutes

Flatness:

λ/4@633nm (front surface)

Surface quality:

40-20 S/D (front surface)

Back surface:

Fine ground

Coating:

Metallic or dielectric high reflection coating

Bevel:

0.2mm x 45°

 


Elliptical Mirrors are plane mirrors with a coated elliptical face. When the mirror is rotated by 45° about the minor axis, the resulting clear aperture is circular. 


Elliptical-Mirror-1

 

Specifications

 

Substrate:

Fused silica or Pyrex  

Dimension:

+0/-0.1 mm

Clear aperture:

>90% of dimension

Thickness:

+/-0.2 mm

Parallelism:

< 3 arc minutes

Flatness:

λ/4@633nm (front surface)

Surface quality:

40-20 S/D (front surface)

Back surface:

Fine ground

Coating:

Metallic or dielectric high reflection coating

Bevel:

0.2mm x 45°