Customization: | Available |
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Usage: | Lighting, Medical, Optical, Photography, Astronomy |
Type: | Triplet Lens |
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Items | Description | |
Triplet Lens | Material: | Ohara PBM18Y |
Ohara S-LAL14 | ||
Schott N-SF57HT | ||
Diameter: | 45.9994+0.0000/-0.0500mm(S-LAL14) | |
45.9994-0.0500/-0.1500mm(PBM18Y and N-SF57HT) | ||
Center thickness: | 11.8618+/-0.1500mm | |
S1 SAG: | 4.4196+/-0.1000mm | |
S6 SAG: | 3.7084+/-0.1000mm | |
ROC1: | 56.8579mm+/-0.5%,CC | |
ROC2=ROC3: | 103.40086mm+/-0.5%,Doublet | |
ROC4=ROC5: | 36.1061mm+/-0.5%,Doublet | |
ROC6: | 68.71208mm+/-0.5%,CC | |
Flatness: | S1&S2&S3&S4&S5&S6:IRR<1/4L@633nm | |
Surface quality: | S1&S2&S3&S4&S5&S6:60-40 | |
All edges:fine ground | ||
Centerness: | <2arcmin per lens | |
<3arcmin per assembly | ||
Clear aperture: | >90% | |
Chamfer: | 0.254-0.508mm(FW)x45deg | |
Coating: | S1&S6:BBAR coating,Ravg<1%@450-600nm&850-1100nm,AOI:0deg | |
Standard: | MIL-PRF-13830B |