Description Explore Scientific’s dual speed, 2″ AR Series Focuser comes with a 1.25″ compression ring eyepiece adapter for added versatility. This adapter or your 2″ eyepiece or barreled accessory locks securely into place with three set screws so everything stays put. The heavy-duty focuser has 10:1 micro-focusing knobs as well as a rough focus knob. […]

Description Explore Scientific™ David H. Levy Comet Hunter Telescope is rich in quality components. Among those is the 2? Comet Hunter Focuser, which also can be purchased separately. This dual-speed, Crayford-style focuser comes with a 2″ compression ring eyepiece adapter for added versatility. This adapter allows your 2″ eyepiece or barreled accessory to lock securely […]

Description Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Rack & Pinion Focuser. Defined by its precision, this dual-speed 2″ focuser comes with a 1.25″ compression ring eyepiece adapter for added versatility. Three set screws firmly secure your eyepiece, adapter or other barreled accessory in place to make sure everything […]

Description Full control of your focuser from your PCNo PC required for manual or bluetooth-only operation! Operates off of the 12V DC stepper motor supply..Speed fully adjustable. Full configuration, speed adjustment from app on your Android device (not included). usb-nSTEP has an an optional external temperature sensor to support temperature compensation of the focus position.We’re […]

Description Full control of your focuser from your PCNo PC required for bluetooth-only operation! Operates off of the 12V DC stepper motor supply. Full configuration, speed adjustment from app on your Android device (not included). usb-nSTEP has an an optional external temperature sensor to support temperature compensation of the focus position.We’re talking about focusing within […]

Description Full control of your focuser from your PCNo PC required for manual-only operation! Operates off of the 12V DC stepper motor supply. Speed fully adjustable.(focuser, stepper motor and pc not included) usb-nSTEP has an an optional external temperature sensor to support temperature compensation of the focus position.We’re talking about focusing within 1/100ths of a […]

Description Full control of your focuser from your PC(focuser, stepper motor and PC not included) usb-nSTEP from Rigel Systems has an an optional external temperature sensor to support temperature compensation of the focus position. We’re talking about focusing within 1/100ths of a mm ! As the night outside cools, the telescope contracts, and the focus […]

Description Specs Warranty Finding and holding that perfect crisp focus is almost effortless with Explore Scientific’s Crayford Style Focuser. Defined by its precision, this dual-speed 2.5-inch focuser comes with a 1.25″ compression ring eyepiece adapter for added versatility. Three set screws firmly secure your eyepiece, adapter or other barreled accessory in place to make sure […]