Reviews Grain Focuser

Zhumell Z114 Portable Altazimuth Reflector Telescope

Industry standard 1.25” focuser, compatible with many different accessories.
Changing magnifications is easier than ever with included 17mm and 10mm eyepieces.
Easy to use red dot finder makes aiming the Z114 a breeze for any level of user.

The SkyLine 6" Dobsonian will reveal countless celestial objects in dazzling detail, while providing an easy, point-and-view experience..
Perfect for beginning and intermediate observers who want more than the typical starter scope.
Premium CNC-machined 1.25" Crayford focuser is just one stand-out feature.
Also included: 25mm and 9mm Plossl eyepieces that deliver 48x and 133x power, respectively.

Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope, or for astrophotographic applications.
Adds 2" of extension, fits in 2" telescope focusers, and accepts 2" eyepieces or accessories.
Features two locking thumbscrews to secure any inserted astronomy accessory.
Threaded for use with 2" Orion eyepiece and astrophotography filters.

Honeywell focuser 6000 5-1-1 or 5+2-day programmable thermostat, 2 heat/2 cool, standard – sx-0468120.
Selectable to 5-1-1 (Weekdays, Saturday, Sunday) or 5-2 (Weekdays, Weekend) programmable thermostat.
Large, clear, backlit display – easy to read in various lighting conditions.
Adaptive Intelligent Recovery – ensures programmed temperature is reached by programmed time.

...phy pursuits. Included 5-Position 1.25" Filter Wheel lets you install all filters and then dial-in the 1.25" filter you want to use for a particular astrophotographic exposure. The filters can be changed very quickly at any time..
The robustly constructed filter wheel is supplied with a 1.25" eyepiece adaptor, 1.25" focuser nosepiece, T-2 camera adaptor and locking ring. The filter wheel can be attached to your focuser either by the supplied 1.25" nosepiece adaptor or via a T-thread. It is ideally suitable for visual observations with 1.25" eyepieces. and with the included T2 adapter it is also perfectly suitable for astrophotography with single lens reflex cameras and CCD cameras..
Keep in mind that use of the Multiple Filter Wheel requires 20mm of inward focus travel. This will not be a problem for most telescope designs, but could be a problem for Newtonian reflectors. The included T2 adapter comes with a locking ring, whereby high-precision distance regulation becomes possible.Its very sturdy aluminum housing makes it also suitable for heavy cameras..
Use: The Astromania Multiple Filter Wheel features a helpful number system that allows you to quickly place the filter of your choice into the light path. Simply note the reference number of each ....

The Celestron Universal T-Adapter connects a DSLR or SLR camera to a refractor for prime focus photography.
The adapter’s chrome barrel slides into any focuser that accepts 1.25” accessories.
T-Threads accept camera brand specific T-Ring (sold separately).

This 8" Dobsonian telescope comes "fully loaded" with a great set of accessories and top-notch features.
Azimuth roller bearings and adjustable altitude trunnions provide silky-smooth telescope motion and precision 2" Crayford focuser features dual-speed adjustment control with 10:1 fine-focus.
Includes an 8x50 right-angle finder scope, cooling fan, eyepiece rack, and more!.
Special Kit includes Orion Deep Map, Orion 2" UltraBlock Filter, Orion 1.25" Variable Polarizing Filter, Orion Planetary Observing Guide Kit, and Orion SteadyPix Quick Smartphone Telescope Photo Adapter.

Portable 80mm, f/5 refractor telescope optical tube at a great price.
Pop it on your favorite mount or use it as a guide scope for astrophotography.
Newly upgraded aluminum rack-and-pinion focuser eliminates drawtube flexure when focusing.
Wide field-of-view optics excel at guide star acquisition as well as expansive celestial and terrestrial observations.
Compact and versatile telescope weighs just 2.25 lbs. and measures 14.75" long.