1.25" OPT 25mm Extension Tube
How many times have you wished you had just a tiny bit more focal travel? Sure, we've all had times when we've had to push an eyepiece or something out the the limits of our focusers, and the proper tool to make that needed distance just a little bit more comfortable would sure be handy, wouldn't it? Now it can be...
With the OPT 25mm Extension Tube you can get another 25mm of "play" out of any 1.25" accessory - like an eyepiece barrel, CCD camera, or anything else that needs just a little more "space" to come to focus. What's more, it even has a machined external thread! That means no fumbling with set screws... Just connect it directly to your eyepiece barrel and viola'... instant length!
OPT Product Number: OS-E12525