Tele Vue 1.0" (25.4mm) Long Accessory Tube for 2.4" (TLD-1000) planetary high efficiency coatings tuned to

high efficiency coatings tuned to the composition of each element

Using a built-in intervelometer timer

This new 7-element design update for the short focal length Nagler deserves its own designation

a Vedanta monk who popularized sidewalk astronomy and dedicated his life to astronomy outreach

75") Secondary Mirror Obstruction by Diameter: 34% Secondary Mirror Obstruction by Area: 12

Tele Vue 1.0" (25.4mm) Long Accessory Tube for 2.4" (TLD-1000) planetary high efficiency coatings tuned toThis Accessory Tube is an extension tube which provides a 1. 0" focal path extension between 2. 4" TeleVue imaging accessories. This tube allows the user to establish the correct distance between a field lens and an imaging device. This black anodized aluminum ring features reflection reducing threads that enhance image contrast by reducing the possibility of internal reflections.