Electronic Automatic Focuser – iEAF
239,00 €This iOptron Electronic Automatic Focuser (iEAF) is designed for both Crayford and Rack-and-Pinion focusers. It is powered by a 5V USB port. The focuser is ASCOM compatible and will work with most pla
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This iOptron Electronic Automatic Focuser (iEAF) is designed for both Crayford and Rack-and-Pinion focusers. It is powered by a 5V USB port. The focuser is ASCOM compatible and will work with most pla

A fan set for ZWO ASI cooled/pro cameras. Not compatible with ASI6200/ASI2600 PRO cameras.

With a wide field of view and low-profile aperture, the iOptron 6x30mm Finderscope is an ideal finder for star-hopping navigation that won’t add excessive weight or bulk to your OTA. It comes with its

The iOptron 8x50mm Finderscope is an ideal finder for deep-sky observers who need additional magnification and aperture to be able to detect smaller and dimmer objects outside our solar system like bi

The William Optics R&P33 Focuser is a premium dual-speed focuser designed for 12-16″ WO and GSO RC telescopes. Featuring ultra-smooth fine focus control and high load-bearing capacity, it ensures

iOptron provides replacement GPS module to solve the GPS rollover bug at a discounted price. Here is detailed info related to the bug.
For a Cube/Cube Pro/MiniTower/MiniTower II/MiniTower Pro mount,

ZWO Helical Micro Focuser allows you to adjust focus very precisely. Attached equipment does not rotate when adjusting the focus. The focuser has a micrometer scale.


Illuminating LED and cable for AccuAlign polar scope

5kg counterweight for iOptron mounts. Compatible with the following iOptron mounts: CEM70/CEM70G CEM60/CEM60EC GEM45/GEM45EC/GEM45G CEM40G (NOT FOR CEM40/CEM40EC) iEQ45 Pro iEQ45 The counterweight&nbs

Compact non-rotating helical focuser with T2 male-to-female thread connection. Provides 10mm of smooth travel with a locking collar for precise fine-focusing of eyepieces and cameras on Lunt solar telescopes.

CNC-machined aluminium and brass rack & pinion focuser for Lunt solar telescopes. Delivers smooth, repeatable focus control with virtually zero backlash — a precision upgrade over the standard helical focuser.

Premium 1.25″ rack & pinion focuser with integrated 10:1 fine reduction gearing. Provides ultra-fine micro-adjustment capability essential for critical focus in solar imaging and planetary observation.

Replacement red dust plug for the 1.25″ Lunt blocking filter eyepiece holder. Keeps dust out when not in use.

Replacement 2″ dust plug for Lunt focusers. Protects the focuser opening from dust during storage.

Precision dual-speed 2″ focuser for Lunt Modular Telescopes (MT Series). Features a 10:1 fine reduction ratio for smooth micro-adjustments — essential for achieving critical focus during solar observation and imaging.

Replacement white optical tube for the Lunt 60mm Pressure Tuned (PT) solar telescope. Direct drop-in replacement for the LS60PT model — a spare part for owners needing to replace the outer tube assembly.

Replacement white optical tube for the Lunt 60mm Tilt-Tuned solar telescope. Direct drop-in replacement for the LS60 tilt-tuned model — a spare part for owners needing to replace the outer tube assembly.

Convert your LS152THa for nighttime astronomy. Includes back plate and 2″ Crayford focuser replacing the solar blocking filter assembly.

Calcium K module for the Lunt 130mm Universal Telescope. Reveals the Sun’s chromosphere at 393.4 nm — a different view from H-alpha.

Replacement orange backing plate for Lunt diagonal blocking filters. Genuine Lunt spare part.

Pack of two replacement 1/4-20 dovetail mounting screws for Lunt telescopes. Knurled heads for tool-free hand tightening.

Replacement blue glass element for Lunt blocking filters. Rejects unwanted wavelengths during H-alpha solar observation.

Precision red-dot solar alignment finder. Projects a bright dot onto a glass reticle to safely centre your solar telescope on the Sun.