The Vixen Optics NPL 4mm Plossl Eyepiece is a fully multicoated 1.25" telescope eyepiece that transmits bright images with faithful color reproduction and a wide 50 degree viewing angle. The Plossl optical design includes four elements in two groups, rendering images with minimal geometric distortion and internal reflection. This eyepiece is ideal for planetary and deep sky imaging with a wide range of optical tubes.
|Focal Length||4mm / 0.15"|
|Apparent Field of View||50deg.|
|Diameter||1.25" (3.2 cm)|
|Weight||2.47 oz (70 g)|