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$269Focuser Crayford 2" 10-1 SCTCrayford 2" 10:1 Micro Focuser for Schmidt-CassegrainThis Crayford design focuser connects to a standard Schmidt-Cassegrain thread. Eliminates the need for focusing with the primary mirror. CNC machined from strong aluminum with a black anodized finish, the drawtube glides on 4 bearing wheels with 2...Buy from Store ⊕ More like this 0 0 -
$285Crayford 2" 10:1 Micro Focuser for ReflectorThe Newtonian Crayford design focuser gives a superior design over the standard rack and pinion focuser. Constructed of strong aluminum with a black anodized finish, the drawtube glides on 4 bearing wheels with 40mm travel, a built-in tension knob for adjusting the "feel" to match your preference to...Buy from Store ⊕ More like this 0 0 -
$325Focuser Crayford 2" 10-1 RefractorCrayford 2" 10:1 Micro Focuser for RefractorA Crayford design focuser to suit a refractor telescope. Constructed of strong aluminum with a black anodized finish, a built-in tension knob for adjusting the "feel" to match your preference to gives zero image shift and zero backlash, offer ultra smooth ...Buy from Store ⊕ More like this 0 0 -
$329Focuser Linear Bearing 2" 10-1 SCTLinear Bearing 2" 10:1 Focuser for Schmidt-CassegrainA Linear Bearing Crayford design focuser connects to a standard Schmidt-Cassegrain thread.Eliminates the need for focusing with the primary mirror.In conventional Crayford focusers, the drawtube is held in place by four roller bearings. Because of...Buy from Store ⊕ More like this 0 0 -
$329Focuser Linear Bearing 2" 10-1 ReflectorLinear Bearing 2" 10:1 Focuser for ReflectorA Linear Bearing Crayford design focuser for newtonian reflectors.The friction can be adjusted with a large thumbscrew, a second thumbscrew can lock the focuser tightly in position. Features a 2" brass compression ring, adaptor from 2" to 1.25" with brass ...Buy from Store ⊕ More like this 0 0 -
$399iOptron Electric Focuser for Ritchey-Chretien OTAThis iOptron Electric Focuser (eFocuser) is designed for the Astronz Ritchey-Chretien (RC) telescope dual-speed focuser. Now you can focus the telescope by pushing a hand controller button on your iOptron mount. it is compatible to most iOptron later version mountsBuy from Store ⊕ More like this 0 0 -
$395Focuser Linear Bearing 2" 10-1 RefractorLinear Bearing 2" 10:1 Micro Focuser for Refractor86mm Specifications;• Flange outer diameter on telescope adapter: 86.4mm• Minimum focuser height (without 1.25" adapter but with base flange) = 107mm• Maximum focuser height (without 1.25" adapter but with base flange) = 158mm• Tube travel = ...Buy from Store ⊕ More like this 0 0 -
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$425QHY QFocuserQFocuser comes in two versions: Standard Version and High Precision Version.The Standard version is designed to be installed on the side of the standard adjustment axis of the telescope focusing mechanism. This is the same with most focusers available in the market. The High Precision version is ins...Buy from Store ⊕ More like this 0 0
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