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William Optics GT81 / 478 IV APO
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Telescope or lens
William Optics GT81 / 478 IV APO
| Type | Refractor: apochromatic |
|---|---|
| Diameter | 81 mm |
| Focal length | 478 mm |
| Weight | n/a |
| Users | 18 |
| Images | 154 |
| Most often used with |