Mini 40mm f/4 Guide Scope
40mm aperture & 160mm focal length
Available to use as a guide scope finder scope
Sixpoint guide scope rings for precise alignment
Aluminum alloy CNC machining
3stage extension tube for DIY Use DIY
1.25 inches interface & M42075 thread
Standard Vixen style mounting base
An upgraded new-type multifunctional guide scope for short focal-length, optically fast imaging telescopes, matches to telescope with focal length within 700m.
40mm Aperture & 160mm Focal Length
The compact upgraded guide scope features 40mm aperture and 160mm focal length ensuring great amount of light entering the scope and available to match to telescope with focal length not more than 700mm an ideal guide scope for deep-sky objects.
Six-point Guidescope Rings for Precise Alignment
Comes with a pair of six-point guide scope rings which is with 6 large adjustment screws and knurled head, easy to grip, and adjusting and clamping screws have nylon tips, all of which benefit a flexible and precise alignment with the telescope and prevent scratches leaving on the guide scope. And there is also a screw lock on every screw, to tighten screw and avoid the guide scope being out of alignment due to a shock.
Used as a Guide Scope or a Finder Scope
The SV165 mini guide scope is also available to be used as a finder scope. With connection to a diagonal and an eyepiece, the guide scope is available for star finding.
3-stage Extension Tube
Adjustable working distance - suitable for all common auto guiders.
Two T2 extension tubes and a T2-1.25" adapter with the same size thread M42*0.75 are available for some DIY usages, like attaching a diagonal and eyepiece for visual observation, etc.
Focuser Marked with Scale
The scale marked focuser is convenient to mark the focus position to improve the efficiency of repeating focusing, and the lock ring can ensure that the focuser would not move during use.
Vixen Style Mounting Base
SV165 Guide Scope comes with a standard Vixen style mounting base, easy to install and compatible with dovetail mounts. There is a 1/4 inch screw hole at the bottom of the base.
Brass Compression Ring;Nylon-tipped Screws
When connection, the brass compression ring protects your guide camera or other accessories from scratches.
The nylon-tipped screws will not scratch the guide scope, and there is also a screw lock on every screw, to tighten screw and avoid the guide scope being out of alignment due to a shock.
Compact & Lightweight
Used as a Guide Scope
Used as a Finder Scope
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High-concerned chemical : None
Lens Diameter : -
Back Focus : 12.5mm
Focal Length : 160 mm / 6.30 inch
Model Number : SV165
Type : -
Aperture : 40 mm / 1.57 inch
Focal Ratio : f/4
Lens : 2-Element Lens w/ Fully multi-coating
Connection : 1.25" & T2
Tube Travel : 15mm
Surface technology : Sandblasting oxidation
Material : Aluminum
Net Weight : 449.8g / 15.87oz
Body Size : 179x114x59mm / 7.05x4.49x2.32 inch