This eyepiece comes equipped with a soft and foldable rubber eyecup to prevent stray light entering from the side.
Sleek silver lens barrel with safety undercut reduces the possibility of the eyepiece slipping out of the telescope or diagonal, increasing the stability of the connection.
Each eyepiece has the standard 1.25" filter thread.
All metal construction and anodizing aluminium process, durable for long time use. High-quality aluminum material makes the product lighter and easier to carry.
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| Astromania 1.25" 6mm 66-degree Ultra Wide Angle Eyepiece for Telescope | Astromania 1.25" 9mm 66-degree Ultra Wide Angle Eyepiece for Telescope | Astromania 1.25" 15mm 66-degree Ultra Wide Angle Eyepiece for Telescope | Astromania 1.25" 20mm 66-degree Ultra Wide Angle Eyepiece for Telescope | |
| Apparent field of view (°) | 66 | 66 | 66 | 66 |
| Focal length (mm) | 6 | 9 | 15 | 20 |
| Eye relief (mm) | 14.8 | 15 | 13 | 18 |
| Connection (to the telescope) | 1.25“ | 1.25“ | 1.25“ | 1.25“ |
| Coating of optical system | multiple | multiple | multiple | multiple |
