The Tele Vue Delos 4.5mm 72deg. Eyepiece is a compact durable wide-field telescope eyepiece designed for lunar and planetary observations. Wide pupil diameter and adjustable eye relief make this eyepiece ideal for comfortable long-duration observation sessions. Contrast is enhanced by an adjustable height rubber eyecup that prevents stray light from degrading the image transmitted through the ocular. Anti-reflective multicoated optics ensures bright, high contrast, color faithful images from edge to edge.
|Focal Length||4.5 mm|
|Eye Relief||20 mm|
|Field Stop Diameter||4.4 mm|
|Apparent Field of View||72deg.|
|Weight||17.6 oz (498.9g)|