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Plano Concave Lens
 
Material BK7,fused silic,CaF2,etc
Dimension Tolerance +0/-0.2mm
Thickness Tolerance ±0.2mm
Design Wavelength 546.1nm
Surface Quality 60/40 scratch and dig
Flatness λ/4@632.8nm
Centration <3 arc minutes
Focal Length Tolerance ±2%
Clear Aperture >90%
Chamfer Protective <0.5mmx45deg
 

Part No.

f(mm)

ø(mm)

R1(mm)

Tc(mm)

Te(mm)

fb(mm)

PC01

35.0

25.4

18.14

2.0

7.2

-36.3

PC02

50.0

25.4

25.92

2.0

5.3

-51.3

PC03

75.0

25.4

38.87

2.0

4.1

-76.3

PC04

100.0

25.4

51.83

2.0

3.6

-101.3

PC05

125.0

25.4

64.79

2.0

3.3

-126.3

PC06

150.0

25.4

77.75

2.0

3.0

-151.3

PC07

200.0

25.4

103.66

2.0

2.7

-201.3

PC08

250.0

25.4

129.58

2.0

2.6

-251.3

PC09

300.0

25.4

155.49

2.0

2.5

-301.3

PC10

500.0

25.4

259.15

2.0

2.3

-501.3

PC11

1000.0

25.4

518.30

2.0

2.2

-1001.3

 

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