| Customization: | Available |
|---|---|
| Usage: | Lighting, Medical, Optical, Photography, Telescope/Binocular/Microscope |
| Type: | Triplet Lenses |
|
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| Description |
|
| Material: | Schott N-SF5 or other |
| Schott N-K5 or other | |
| Schott N-SF5 or other | |
| Diameter: | 25.4+0.0/-0.025mm or other |
| Center thickness: | 9.0+/-0.3mm or other |
| ROC1: | 14+/-0.1%mm CX |
| ROC2=ROC3: | 8.3+/-0.1%mm DOUBLET |
| ROC4: | 14.9+/-0.1%mm CX |
| Flatness: | S1&S2&S3&S4:PWR<1fr@633nm;IRR<1/2fr@633nm |
| S5&S6:PWR<1fr@633nm;IRR<1/4fr@633nm | |
| Surface quality: | S1&S2&S3&S4:40-20 |
| Centerness: | <1arcmin |
| Clear aperture: | From edge: 0.25mm |
| Focal length: | 20mm |
| Coating: | S1&S6:MgF2 AR coating,Rabs<0.5%@1572+/-10nm,R<1%@480-1070nm,AOI:0+/-10deg |
| Standard: | MIL-PRF-13830B |
Why CPG
COST, PRECISION, G+ SERVICE
CPG optics has over 20 years experiences in optics industry, we provide a variety of different material fabricating and coatings, and we always aim to be a trustful supplier for all the customers.
Our in-house optical metrology capability ensures the all the requirements for the parts are within the specs:
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