Feature

●Mini-guide tube to quickly find objects and guiding stars, designed both for visual, as well as for photographic use. 400mm focal length. With bright, wide-field optics puts numerous potential guide stars in view so youll never have to search for one!
●Have a built-in worm-focuser with Brass Compression Ring and 2 thumbscrews,90mm focusing range (10mm focusing range with micro-focusing Helical focuser, the rest is by a fixable, scaled drawtube) is made possible by an extremely precise focus adjustment.
●Take any 1.25 inch eyepieces in your collection, worm-focuser: fast focusing. Prevents rotation of the camera and eyepiece. Or use it as a comfortable, large viewfinder to waste less time finding objects in visual observation. It comes with matching pipe clamps and a Synta-style mounting plate to make assembly and installation as easy as possible.
●The sturdy metal housing made of black anodized aluminum. Looking out not only solid, but is also very robust. A milled and knurled ring allows easy and precise fine focus adjustments.
●Adjustable-aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses. "Dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily.

Description

This guide scope takes does the job of a "classic" guide scope - but it is lighter and much easier to use!

Previously, long and unwieldy guide scopes were used to locate a guide star. But this is no longer necessary! The sensitivity of modern astronomy cameras makes this possible. You simply attach the mini guide scope onto your telescope like a finder.Or you can use it as a convenient, large finder scope and spend less time locating objects when visually observing.

What is special about our Alstar guide scope?

1)It has a built-in worm-gear focuser with 10mm displacement, allowing very precise focus adjustment. The mechanism has a fixed orientation - so there is no rotation of mounted cameras or eyepieces - or also the field of view with your guide star - when focusing.
2)The robust metal housing is made of black, anodized aluminium: It not only looks solid, but is very sturdy. A milled and knurled focusing ring allows straightforward and precise fine focusing. It comes with matching tube clamps and a Synta-style mounting plate to make assembly and disassembly as simple as possible.
3)The 70mm Guide Scope is a complete and compact guide scope solution designed for use with nearly each autoguider and CCD camera in the market.

4)The included adapter plate can be used to attach the dovetail base and 70mm Guide Scope to any standard dovetail plate or side-by-side plate if preferred. If you need a Guide Scope Mount, Wed recommend the ASIN: B015VZGP52 - Alstar Guide Scope Mount - the convenient way to mount your guide scope.
5)Consisting of a 70mm aperture, 400mm focal length achromatic refractor guide scope, an adjustable dovetail guide scope bracket, an 1.25" aluminum parfocal ring, an adapter plate, the 70mm Guide Scope makes it easy for any astro-imager to enjoy the precision of autoguiding in their images.

Features of Alstar 70mm Compact Deluxe Finder & Guidescope Kit with 1.25" Double Helical Focuser


Mini-guide tube to quickly find objects and guiding stars, designed both for visual, as well as for photographic use. 400mm focal length. With bright, wide-field optics puts numerous potential guide stars in view so youll never have to search for one!	Have a built-in worm-focuser with Brass Compression Ring and 2 thumbscrews,90mm focusing range (10mm focusing range with micro-focusing Helical focuser, the rest is by a fixable, scaled drawtube) is made possible by an extremely precise focus adjustment.	Adjustable-aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses. "Dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily.	The sturdy metal housing made of black anodized aluminum. Looking out not only solid, but is also very robust. A milled and knurled ring allows easy and precise fine focus adjustments.

Take any 1.25 inch eyepieces in your collection, worm-focuser: fast focusing. Prevents rotation of the camera and eyepiece. Or use it as a comfortable, large viewfinder to waste less time finding objects in visual observation. It comes with matching pipe clamps and a Synta-style mounting plate to make assembly and installation as easy as possible.