Tele-Extenders
1 Item(s)
per page
-
Celestron - Tele-Extender Deluxe for Schmidt-Cassegrain Telescopes
The Deluxe Tele-Extender for Schmidt-Cassegrain telescopes is a hollow tube that allows you to attach a camera to your telescope, with an eyepiece installed. By using the Deluxe Tele-Extender in combination with an eyepiece, you can increase your instrument's effective focal length to well over 10,000mm! And this corresponds with a matching increase in image size. This technique is known as eyepiece projection photography. The following formula can be used to determine approximate effective focal length:
... Learn MoreModel#: 93643
$55.00
1 Item(s)
per page
