| Customization: | Available |
|---|---|
| After-sales Service: | Repair for free for any quality problem |
| Warranty: | 1 year |
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| Items | Description | |
| Doublet Lens | Material: | Schott N-BK7 |
| Schott N-SF6 | ||
| Diameter: | 23.40+0.00/-0.05mm | |
| Center thickness: | 3.65+0.0/-0.1mm | |
| ROC1: | 40.90mm,CC | |
| ROC2=ROC3: | 17.00mm,Doublet | |
| ROC4: | 50.00mm,CC | |
| Flatness: | S1&S2&S3&S4:3/5(0.5) | |
| Surface quality: | S1&S2&S3&S4:5x0.4,L1x0.006,E0.5 | |
| Centerness: | <3arcmin | |
| Clear Aperture: | >90% | |
| Chamfer: | <0.2mmx45deg | |
| Coating: | S1&S4:AR coating,R<0.5%@550nm,AOI=0deg | |
| Standard: | ISO 10110 | |
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