Dia38.5mm 490-570nm AR Coated Optical Achromatic Doublet Lens
Specification:
Items |
Description |
Doublet Lens |
Material: |
Schott SF57 |
|
Schott N-SK14 |
Diameter: |
38.50+0.00/-0.05mm |
|
36.50+0.00/-0.05mm |
Center thickness: |
11.98+/-0.10mm |
S2 SAG: |
5.294+/-0.025mm |
R1: |
70.029mm+/-0.1%,CX |
R2=R3: |
34.107mm+/-0.1%,Doublet |
R4: |
204.973mm+/-0.1%,CC |
Flatness: |
S1&S2&S3&S4:IRR<1fr@633nm |
Surface quality: |
S1&S2&S3&S4:80-60 |
Centerness: |
<4arcmin |
|
S2:ETV<0.02mm |
Clear Aperture: |
|
S2:>D35.5mm |
|
S3&S4:>D35.3mm |
Chamfer: |
<0.2mm(FW)x45deg |
Coating: |
S1&S2&S3&S4:AR coating,Ravg<0.5% and |
|
Tavg>99%@490-570nm,AOI:0deg |
Standard: |
MIL-PRF-13830B |
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Contact: Benjamin Cui