equatorial mounts and wedges

iOptron GEM28 GoTo German Equatorial Mount - AccuAlign - G281A1

iOptron   ——   SKU: IOP-G281A1
$1,955.00 CAD
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Product Info

iOptron GEM28 GoTo German Equatorial Mount - AccuAlign

  • German Equatorial Mount (GEM)
  • Great for Visual Use and Astro-Imaging
  • Large, Easy, Quick-lock Gear Clutches
  • Built-in AccuAlign Optical Polar Finder
  • Max Payload of 28 lb (12.7 kg)
  • Mount weighs only 10 lb (4.5 kg)
  • Precision Stepper Motor - Precise Go-To
  • Includes Go2Nova 8409 Controller/Technology
  • +/- 10 arcsecond PEC
  • Permanent PEC (PPEC)
  • Includes Built-in Wi-Fi & ST-4 autoguider port
  • Includes Standard 1.5" Tripod

Like their predecessors, the GEM28 mounts were designed with portability in mind, weighing in at only 10 lb. But, it can support up to a 28 lb payload an incredible 2.8 mount weight-to-payload ratio. The key to providing such an impressive ratio is the engineering methods used to reduce the mount weight. The German Equatorial design mount was created and offered for those astronomers who want the traditional German mount. Other features include a design of mount which can function at latitudes over 60°, as well as accurate pointing and tracking.

In addition, iOptron has added features for convenience and functionality. A positive lock gear engagement system (easy to use even when wearing gloves), built-in Wi-Fi, enabling unparalleled connectivity, and recordable permanent periodic error correction (PPEC) to repeat optimal PEC training sessions. The GEM28, Model G28B German Equatorial Mount from iOptron delivers precise pointing and accurate tracking. The GEM28, Model G28B sets a new standard for compact GoTo equatorial mounts.

The iOptron GEM28, Model G28B Equatorial Mount is equipped with the latest advanced GOTONova GO-TO technology, which means it is now one of the most powerful and accurate GO-TO mounts available. Its database includes over 212,000+ objects! The Go2Nova Hand Controller is intuitive and very easy to use. Its large 4-line LCD screen simplifies the process of setting telescope parameters and locating objects, to make the astronomer's task even easier. This GEM28, Model G28B German Equatorial mount from iOptron will be a delight to use for all of your astronomical observations, and for doing astro-imaging.

This GEM28, Model G28B mount has an AccuAlign Optical Polar Scope installed for quick and easy polar alignment. It also includes a 1.5" heavy duty stainless steel tripod.

What's In The Boxes?

This model includes: A GEM28 German Equatorial Mount Head, CW shaft, 10 lb Counterweight, Go2Nova 8409 Controller/Technology, Cord for Controller, AccuAlign Optical Polar Scope, 1.5" Standard Tripod.


Manufacturer: iOptron
Product SKU: G281A1
Function: GEM - German Equatorial Mount
Weight: 10 lb (4.5 kg)
Max Payload: 28 lb (12.7 kg); Not Including Counterweight
Construction: All Metal, Metal Casting, CNC Machined
Ext. Finish: Black, Powder Coated
Adjust Range: 10° to 70° Latitude; +/- 6° Azimuth
PEC: PPEC; For 600 sec. Period
RA, Dec Worms: 88 mm, 144 Teeth, Zero Backlash
RA, Dec Bearings: 55 mm, Ball Bearings
Counterweight Incl: 1 each, 10 lb
Motor Type: Stepper; 1.8° 128X Microstep
Motor Resolution: 0.17 arcsecond
Transmission: Synchronous Belt
Power Req: 12 Volt DC, 5 A
AC Adapter Incl: 100 V - 240 V
Hand Controller: Go2Nova 8409 Controller
Polar Scope: AccuAlign Optical Polar Finder
Max Slew Rate: 6° per second
Guiding Port: ST-4
Comm. Port: USB, Wi-Fi (Built-in Wi-Fi)
Tripod Type: Metal, 1.5" Stainless Steel
Optional Tripod: "LiteRoc" (1.75"); Not Included
Case: No, Not Included W/This Model
Autoguiding: Not Included, Available Optional iGuider
GPS: Optional External; Not Included
Warranty: 2-Year, Limited

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