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Not Returnable
Please note that used items are not returnable.
This is a used Baader classic ortho eyepiece. It is 18mm and has a 1.25" barrel. It is in excellent condition with very little signs of use on the body and clean optics. It includes the rubber eyeguard, and both dust caps.
| Eyepiece Series | Baader Classic Orthoscopic |
|---|---|
| Focal Length | 18mm |
| Barrel Size | 1.25" (31.7mm) |
| Apparent Field of View (Mfg Specified) | 52° |
| Eye Relief (Designed) | 14.7mm |
| Filter Threads | Standard 1.25" Filter Thread (M28.5 x 0.6) |
| Coatings | HT Multi-Coated |
| Lens Elements | 4 |
| Lens Groups | 2 |
| Blackened Lens Edges | Yes |
| Barrel Type | Smooth sided |
| Optical Design | Orthoscopic |
| Height (With Eyeguard Extended) | 2.22" (56.3mm) |
| Maximum Width | 1.37" (34.8mm) |
| End Caps | 2 |
| Eye Lens Diameter | 0.62" (15.8mm) |
| Field Stop Diameter | 16.8mm |
| Parfocal | Yes |
| Rubber Eye Guard | Yes (Winged) |
| Weight | 2.86 oz (81 g) |