Tele Vue 3.5mm Delos solar filter 21A Fan Mounting Hole Spacing:

21A Fan Mounting Hole Spacing: 71

91 in) Focal Ratio 11 Included Items N

75" OTA Weight (with accessories) 9

lunar and binary star observations

Tele Vue 3.5mm Delos solar filter 21A Fan Mounting Hole Spacing:Description Introducing Delos Tele Vue is pleased to introduce the Delos, mid to short focal length line of 20mm eye relief, 72 apparent field of view eyepieces. Every optical, mechanical, and ergonomic aspect was rethought to achieve reference standard performance for any visual application. The Delos was conceived as a narrower field Ethos. Reducing the field to 72 allowed freedom to increase eye relief, while controlling pupil aberrations, all