Explore Scientific APO EDT Series Rack & Pinion Focuser

Explore Scientific's APO EDT Series rack and pinion focuser is a dual-speed 2-inch focuser with 10:1 micro-focusing, and it comes with a 1.25-inch compression ring eyepiece adapter.

Key Features

• Dual speed. 10:1 micro-focusing knobs as well as a rough focus knob.
• 2-inch, with a 1.25-inch adapter. Takes 2-inch eyepieces and accessories, and 1.25-inch ones through the included compression ring adapter.
• Three set screws hold the eyepiece, adapter or other barreled accessory in place.
• Large, knurled knobs, easy to grip with cold hands or gloves.

Ideal For

• Owners of an Explore Scientific APO EDT series refractor, the series this focuser is named for.
• Observers and imagers who want fine focus: at 10:1, ten turns of a micro-focusing knob move the focus as far as one turn of the rough knob.