| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
KELLNER
These 3-element Kellners offer amateurs an excellent alternative to expensive oculars. The lenses are carefully polished from quality optical glass to ensure sharpness. All five kellners are fully coated with anti-reflection material to maximize light transmission and improve image contrast.
| Design | 3-element Kellner, fully coated |
| Elements | |
| Focal Length | 25mm,17mm,12.5mm, 10mm, 6.3mm |
| Eyepiece Barrels | 1.25 |
| Apparent Field of View | 50 degree |
