77EDII Telephoto Lens Set
| Part # | [6181] |
| Aperture | 77mm |
| Focal Length | 510mm (714mm with [7214] 1.4x Teleconverter) |
| F-ratio | F6.6 (F9.3 with [7214] |
| Lens | Doublet ED Apochromat |
| Physical Length | 420mm |
| Outer Diameter | 80mm |
| Weight | 1.9kg |
| Parts included | 77EDII OTA [6278] 1.4x Teleconverter [7214] Camera Adapter [7000] |
