Telescope Accessories

These no-tool collimation knobs fit late model aluminum optical tube and most carbon These knobs make it easy to collimate your non-Edge HD Celestr...

Written by Gerald North, an experienced and well-known lunar expert, this is a "hands-on" observing primer - and more - for the lunar observer. Whe...

This 2" Questar star diagonal allows the use of 2" eyepieces with the 7" Questar Maksutov. Its 1/20th wave first surface quartz mirror has silver m...

This unique 60° viewing angle 1.25" diagonal allows more comfortable extended viewing of objects near the ecliptic (the Moon and planets, among oth...

Unlike a simple Hartman or Bahtinov mask, the Astrozap focusing cap is a multi-purpose tool which allows for quick 'shutter-like' operation. Just t...

This product requires the use of a simple D/C adapter (AZ-719) or dual channel controller (AZ-720) to be powered.

Flexi-Shield® Flexible Dew Shield for 8" Meade ETX LS - with One Notch. The dew shield is the basic component of the passive dew fighting system w...

The AZ-132 Flexi-Shield® flexible dew shield fits Celestron 9.25" SCT's with side bar including: Advanced VX 9.25" SCT Advanced VX 9.25" EdgeHD Ne...

The AZ-809-E Flexi-Heat® heated flexible dew shield with side notch fits the Celestron NexStar Evolution 9.25 SCT.  Flexi-Heat® dew heater specs: 1...

The AZ-814-N-2 Flexi-Heat® heated flexible dew shield fits Celestron 14" SCT's with upper and lower dovetails including: CGX-L 1400 SCT CGX-L 14...

The AZ-814-N-1 Flexi-Heat® heated flexible dew shield fits Celestron 14" SCT's with lower dovetail including: CGX-L 1400 SCT CGX-L 1400 EdgeHD ...

Use the iOptron 90° Dielectric Star Diagonal to place your head in a comfortable viewing position when your refractor or catadioptric optical tube ...

This Hard Case for GEM28 mount protects your mount whether you're heading out for a night of observation, or when you need to store it. The case fe...

This Hard Case for CEM26 mount protects your mount whether you're heading out for a night of observation, or when you need to store it. The case fe...

USB to RS232 converter using FTDI chipset. Tested for iOptron mounts. Features Convert a USB port to a RS232 serial port USB 2.0/1,0, work with US...

A standard USB2.0 cable for firmware upgrade and computer control of a mount

This 6P6C cable connects your Go2Nova Controller to your mount. It also connects between R.A. and DEC ports. It works with all iOptron mounts.

This 6P4C cable connects your Go2Nova Controller to your mount. It works with all iOptron hand controllers. Recommended for Cube, Cube Pro, SmartEQ...

iOptron RS232 to RJ9 serial cable is used for firmware upgrade (hand controller and/or control boards), mount computer control, or Wi-Fi adapter co...

This iOptron Electronic Automatic Focuser (iEAF) is designed for both Crayford and Rack-and-Pinion focusers. It is powered by a 5V USB port. The fo...

The iOptron 8x50mm Finderscope is an ideal finder for deep-sky observers who need additional magnification and aperture to be able to detect smalle...

With a wide field of view and low-profile aperture, the iOptron 6x30mm Finderscope is an ideal finder for star-hopping navigation that won't add ex...

This iOptron Electronic Focuser (eFocuser) is designed for iOptron PhotronTM Ritchey-Chrétien (RC) telescope dual-speed focuser. Now you can focus ...