About this item
- 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
- 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
- High power 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. the focuser boasts 8 mm of precise helical focus travel, plus telescoping drawtube housing provides up to 30 mm of additional back-travel if needed for your particular autoguider device
- This complete guide scope comes with two heavy-duty guide scope rings and a 3.5″ long, 1.18″wide dovetail mounting bar, which is compatible with dovetail finder scope bases for easy attachment. the dovetail bar features five threaded through-sockets for versatile attachment options. the included guide scope rings feature six metal thumbscrews for precise aiming
- The quick guide scope with helical focuser also features male t-threads on the focuser collar for secure threaded attachment of guide cameras equipped with female t-threads
Product Description

This versatile 50mm aperture guide scope with a built-in helical focuser for precise focusing of
potential guide stars.Designed for use with the guider CCD astronomy camera or eyepiece.
it is an ideal accessories to any astrophotographers.
Extinction design of telescope
Taper matt tooth and spray matting paint design can greatly reduce the light loss of light in the entire lens barrel, making the image clearer and sharper; Unique design with double protection to avoid loss of light, making the images you observe clearer and sharper
Lightweight and portable
604g and 240mm total length that is very small and compact autoguiding system adds hardly any weight to an astrophotography setup

|
|
|
---|---|---|
Fast focusing and further precise focusing designThe pull-and-focus (Stroke 30mm)design helps you quickly lock to the stars you want to see.Further precise focusing design can help you further lock the details of the stars and make your exploration of the universe smoother and easier |
Multi-Use Guide ScopeFor those nights when you don’t plan to capture astrophoto exposures, it can double as a straight-through finder scope with an optional 1.25″ eyepiece installed. |
Nylon-tipped thumbscrewsSix nylon-tipped thumbscrews of Guiding Bracket aviod scratching the guide scope as the same |


Do not install a zenith diagonal mirror on the SV106 guide scope, otherwise it will be out of focus.
Specification:
Type of Telescope: | Achromatic Refractor |
Tube material: | Aluminum Alloy |
Best for imaging: | Deep sky |
User level: | Intermediate |
Focuser: | Helical Focuser with 8 mm Travel |
Included accessories: | Tube Rings and Dovetail Rail |
Lens: | Cemented |
Aperture: | 50mm / 1.97in |
Focal Length: | 190mm / 7.48in |
Focal Ratio: | F4 |
Coating: | Fully multi-coated |
Rough Focusing Range: | 30mm |
Connection to eyepiece: | 1.25inch |
Tube diameter: | 54.5mm |
Dewcap diameter: | 61mm |
Total Length: | 240mm |
![]() |
![]() |
![]() |
![]() |
![]() |
|
---|---|---|---|---|---|
SV198 50mm Mini Guide Scope with Dual Helical Focuser | SV165 30mm F4 Mini Guide Scope for SV305 Pro ZWO QHY Orion | SV208 8×50 Finderscope Straight-Through Corrected Image with Illuminated | SVBONY SV106 Guide Scope 60mm | SV182 6×30 Right-Angle Correct-Image Optical Finder Scope | |
Focal Length Description | 206.6mm | 120mm | 185mm | 190mm | 120mm |
Objective Lens Diameter | 50mm | 30mm | 50mm | 50mm | 30mm |
Lens Coating Description | Fully multi-coated | Fully multi-coated | Fully multi-coated | Fully multi-coated | Fully multi-coated |
Connection to eyepiece | 1.25” | 1.25” | NO | 1.25” | NO |
Connection to Diagonal | Yes | NO | NO | NO | NO |
Reviews
There are no reviews yet.