The above are thumbnail pictures of an EV-1nM
focuser (EV-1 for Newtonian with Motor).
Select a thumbnail to see large images or select the features list.
Here are a few key features of the Event Horizon focusers:
Modular design makes purchasing and installing options and upgrades a snap
Purchase one of our regular models or buy a customized focuser using the Build-Your-Own option
Low profile with no unsightly springs
Zero image shift and zero backlash
Up to eight (8) pounds of lifting power
Brass clamping rings hold eyepieces and equipment without scratching
48mm threads on 1-1/4" adapters
Your choice of plastic or brass locking screw for different locking characteristics
Miniature light-weight, high-torque motor the size of an AA battery (motorized version)
Small slender hand control (motorized version)
Dual-speed drive with counter (EV-1 model)
16 times finer focus than most rack-and-pinion focusers (EV-1 model)
Available with Digital Readout (DRO) hand control
Available with Smart Focus for control from your PC (with encoders and positional display)
Available with PC Focus Control for control from your PC (without encoders or positional display)
Quality construction and just plain beautiful!
Please see the Focuser Comparison Chart. Compare our focusers with cheaper Imports.