SV165 30mm F4 Mini Guide Scope for Astrophotography
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Key Features
Lightweight and compact, the SV165 provides precise guiding for astrophotography without added bulk.
Fully multi-coated lenses ensure clear, bright images, helping to track celestial objects accurately.
Fits most telescopes and mounts, making it a flexible addition to your astrophotography setup.
Essential for precise star tracking during long-exposure astrophotography, improving image quality.
Built with high-quality aluminum for durability while remaining portable for outdoor use.
SV165
SV165-SV305M Pro
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| Model | SV165 |
| Aperture | 30mm |
| Focal length | 120mm |
| Focal Ratio | F4 |
| Hoop and Mount | Yes |
| Tube travel | 45mm |
| Back Focus Length | 26mm |
| Mount | UNC 1/4-20 |
| Material | Aluminum |
| Surface technology | Sandblasting oxidation |
The Parameter Comparison of SV198、 SV106 and SV165
| Model | SV198 | SV106 | SV165 |
| Type of Optics | Achromat Refractor | Achromat Refractor | achromatic optics |
| Lens Structure | 2-Elements/ 1Groups | ||
| Tube material | Aluminum | Aluminum Alloy | Aluminum |
| Aperture | 50mm / 1.97in | 60mm / 2.36in | 30mm/1.18in |
| Focal ratio | f/4.1 | f/4 | f/4 |
| Focal Length | 206.6mm / 8.13in | 240mm /9.45in | 120mm |
| Coating | Fully multi-coated | Fully multi-coated | Fully multi-coated |
| Blackened Lens Edges | Yes | Yes | |
| Focuser | Dual Helical + Telescopic Design | Helical Focuser with 8 mm Travel | Helical Focuser |
| Connection thread to Eyepiece | 1.25" and T2 | 1.25inch | 1.25in and M42*0.75 |
| Base installation type | Vixen standard interface | Versatile | Vixen standard interface |
| Tube diameter | 55.5mm | 66mm | 45mm |
| Dew cap diameter | 58mm | 69mm | 48mm |
| Total Length | 223mm | 270mm | 112mm |
| Net Weight | 770g | 790g | 342g |
| Back Focal Length | - | 220mm | - |
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Feature
- 1. Features precise helical focus adjustment with convenient thumbscrew focus lock
- 2. Compact and with a built-in helical focuser for precise focusing of potential guide stars
- 3. UNC(1/4-20)-mount equipped for secure threaded attachment of autoguide devices
- 4. SV165 can ensure that the main mirror accurately tracks the celestial body to be observed and matches perfectly with today's sensitive autoguiding cameras for easy guide star acquisition
- 5. Will need an extension tube for extra focal length if you want to use eyepiece.
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Package Includes:
- 1*SVBONY 30mm f/4 mini GuideScope
1*Two-Ring bracket with a dovetail
2*Nylon-tipped thumbscrew
1*One Screws Tool
1*One Dust Cover
1*One Lens Cover
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