SVBONY SV106 50mm Multi-Use Guide Scope with Helical Focuser F4 for CCD Astronomy Camera

Description This solidly built 50mm Guide Scope will help guide you to capturing higher quality astrophotos With its 50mm lens and smooth helical focuser the versatile 50mm Multi Use Guide Scope with Helical Focuser is an ideal addition to any astrophotographers collection of gear What s more you can use this handy scope as a deluxe straight through 50mm finder by inserting an optional 1 25 eyepiece sold separately A practical advantage of this is that prior to guiding you can insert an eyepiece into the guide scope and easily align the guide scope with your main imaging telescope Then remove the eyepiece and attach your autoguider camera The 50 mm Multi Use Guide Scope with Helical Focuser features a built in helical focuser that allows precise focus adjustments with zero flexure for rigid performance Obtaining a clear sharply focused view of potential guide stars is quick and easy with this sturdy scope The fixed orientation focuser mechanism will not rotate inserted autoguider cameras or eyepieces when focus adjustments are made The helical focuser simply moves the attached device inwards or outwards while maintaining its orientation This convenient feature means your field of potential guide stars will not rotate as focus is adjusted further increasing ease of use The Multi Use Guide Scope features a machined knurled ring to make fine focus adjustments nice and easy while a thumbscrew lets you lock down the focuser in place once adjustments are complete