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| Customization: | Available |
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| After-sales Service: | Repair for free |
| Warranty: | 1 year |
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| Items | Description | |
| Achromatic Lens | Material: | Schott N-LAK7 |
| Schott N-LAK21 | ||
| Diameter: | 22.0+0.0/-0.02mm | |
| Center thickness: | 9.9+/-0.2mm | |
| Focal length: | 35.3mm@546nm | |
| ROC1: | 76.626mm,CX | |
| ROC2=ROC3: | 25.119mm,Doublet | |
| ROC4: | 26.993mm,CX | |
| Flatness: | S1&S2&S3&S4:IRR:0.5fr@632nm | |
| Surface quality: | S1&S2&S3&S4:40-20 | |
| Centerness: | <3arcmin | |
| Clear Aperture: | >D20.0mm | |
| Chamfer: | <0.5mmx45deg | |
| Coating: | S1&S4:AR coating,Ravg<0.4%@440-650nm,AOI=0deg | |
| Standard: | MIL-PRF-13830B | |
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