NPL Eyepieces
The 2-group 4-element Plossl design of the NPL series eyepieces offers flat and clear images with good colour correction. The NPL20, NPL25, NPL30 and NPL40 eyepieces feature twist-up eyecup. Fully multi-coated optics.

| No. | Description | Size | Apparent FOV | Eyerelief | Weight |
| 79201 | NPL 4mm | 31.7mm | 50° | 2.3mm | 70g (2.47oz) |
| 79202 | NPL 5mm | 31.7mm | 50° | 3mm | 70g (2.47oz) |
| 79203 | NPL 8mm | 31.7mm | 50° | 4.5mm | 79g (2.79oz) |
| 79204 | NPL 10mm | 31.7mm | 50° | 6.5mm | 80g (2.82oz) |
| 79205 | NPL 15mm | 31.7mm | 50° | 11mm | 100g (3.53oz) |
| 79206 | NPL 20mm | 31.7mm | 50° | 15mm | 110g (3.88oz) |
| 79207 | NPL 25mm | 31.7mm | 50° | 19.5mm | 130g (4.59oz) |
| 79208 | NPL 30mm | 31.7mm | 50° | 24mm | 120g (4.23oz) |
| 79209 | NPL 40mm | 31.7mm | 40° | 36mm | 120g (4.23oz) |
