Part 
Number

Former
 MG Part
 Number

A
(mm)

A
mm (in.)

Clear Aperture
 (B) mm (in.)

Optical Material

Surface
Figure

Surface
Quality

RAP-080-C


20.0



N-BK7

λ/4

20-10

RAP-157-C


40.0



N-BK7

λ/2

60-40

RAP-040-UV


10.0



Fused Silica

λ/10

10-5

RAP-090-UV

RAP-090-UV

25.0

25.0

21.0

Fused Silica

λ/10

10-5

RAP-100-UV

RAP-100-UV

25.4

(1.000)

(0.850)

Fused Silica

λ/10

10-5

RAP-050-UV

RAP-050-UV

12.7

(0.500)

(0.425)

Fused Silica

λ/10

10-5

RAP-020-C

RAP-020-C

5.0

5.0

3.0

N-BK7

λ/4

20-10

RAP-040-C

RAP-040-C

10.0

10.0

8.0

N-BK7

λ/4

20-10

RAP-050-C

RAP-050-C

12.7

(0.500)

(0.425)

N-BK7

λ/4

20-10

RAP-060-C

RAP-060-C

15.0

15.0

12.8

N-BK7

λ/4

20-10

RAP-100-C

RAP-100-C

25.4

(1.000)

(0.850)

N-BK7

λ/4

20-10