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Astronomy > Telescope accessories > Focusers > Focusers > Omegon > Omegon Focuser Pro 3'' RC Linear R & P, Dual Speed
Product no.: 85066

Focuser Pro 3'' RC Linear R & P, Dual Speed

$ 279.00 incl. VAT plus shipping costs
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Product can be shipped as of 01.02.2026 + lead time

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  • Linear bearings for high rigidity
  • Helical rack for smooth focusing
  • M117 thread for Omegon RC from 250 mm aperture
  • M56x0.75 connection thread for cameras

Product description

Tradition meets modernity

The importance of good focusers for stress-free observation and successful astrophotography is often underestimated. The focuser is the part of the telescope that is moved most frequently – and is therefore subject to the greatest wear and tear. At the same time, the focuser must be able to move eyepieces or cameras with the utmost precision without slipping or tilting. The new generation of Omegon focusers achieves these goals by combining state-of-the-art linear bearing technology with the precision of helical gears.

This combination of high-precision linear bearings with hardened guideways and the convenience of helical gear technology achieves shift-free focusing with high rigidity that was previously unavailable in this price range.

  • New generation linear rack and pinion focuser with high precision
  • Find the exact focus with a 1:10 reduction ratio
  • No tilting of accessories, even under high loads
  • Smooth and highly accurate focusing

Large free aperture for vignetting-free observation and photography. The large 76 mm (3") aperture of the focuser reliably prevents vignetting in the image caused by shading at the front end of the focuser tube. This allows even large sensors to be well illuminated without dark areas or increased image noise in the corners.

This focuser comes complete with adapters for 2" barrel and M117x1 thread adaptors, suitable for Omegon RC telescopes from 10"/250 mm upwards. We offer adaptors for larger accessories, so please feel free to contact us.

Specifications

Capacity


Exactness of focusing (mm)
0,01
Draw Tube Travel (mm)
50
Gear reduction
1:10
Max. additional load capacity (kg)
5
Connector (at camera end)
M56x0.75
Connection ( to eyepiece)
2'' adapters with reducer 1.25 ''
Connection (to the telescope)
M117x1
Free transmission (mm)
76

Equipment


Ring clamp
yes

General


Height (cm)
9,5-14,5
Type
Focuser

Product safety

Manufacturer: NIMAX GmbH, Otto-Lilienthal-Str. 9, 86899 Landsberg am Lech, DE, www.nimax.de
Omegon Focuser Pro 3'' RC Linear R & P, Dual Speed
Omegon Focuser Pro 3'' RC Linear R & P, Dual Speed
Omegon Focuser Pro 3'' RC Linear R & P, Dual Speed
Omegon Focuser Pro 3'' RC Linear R & P, Dual Speed

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