SVBONY 1.25'' Helical Focuser for telescopes / finderscopes / guidescopes
Solves sluggish focusing problem of your telescopes or telephoto lenses with this helical focuser
Flexible connection configurations allows supported for different telescopes / finderscopes / guidescopes on the front end, and different cameras (DSLR / Web cams / dedicated astro cameras) on the backend
Made of high quality aluminium alloy, high strength, corrosion resistant, sturdy and durable
Front side has a M31*0.5 male thread that can be connected with various adapters to connect with your telescopes / finderscopes / guidescopes.
5 Front-side adapter options (M42 male, M42 female, SCT male, SCT female, 2-inch adapter). See pictures in product description. Sold separately.
Rear-side has M42x0.75 male thread on its top that can be connected with camera adapters such as Canon / Nikon / Sony / Panasonic / Olympus, etc. Sold separately.
Rear side also supports eyepieces and standard 1.25" accessories
SVBONY 1.25'' Helical Focuser for telescopes / finderscopes / guidescopes
Solves sluggish focusing problem of your telescopes or telephoto lenses with this helical focuser
Flexible connection configurations allows supported for different telescopes / finderscopes / guidescopes on the front end, and different cameras (DSLR / Web cams / dedicated astro cameras) on the backend
Made using aerospace aluminum alloy material with precision CNC machining technology
Frosted and anodized housing with anti-skid brass screws
Focuser has a fixed orientation - there is no rotation of mounted cameras or eyepieces so the field of view of your guide star is fixed when focusing
Front side has a M31*0.5 male thread that can be connected with various adapters to connect with your telescopes / finderscopes / guidescopes .
5 Front-side adapter options (M42 male, M42 female, SCT male, SCT female, 2-inch adapter). See pictures in product description. Sold separately.
Rear-side has M42x0.75 male thread on its top that can be connected with camera adapters such as Canon / Nikon / Sony / Panasonic / Olympus, etc. Sold separately.
Rear side also supports eyepieces and standard 1.25" accessories
The Super-wide Angle Eyepiece eyepieces offer a quality 5-element Plossl optical design at a super affordable price. Fixed folding rubber eyecup allows easy use with or without eyewear. Anti-reflection fully multi-coated optics ensure bright and clear high-images at any magnification, with true color rendition.
The Super-wide Angle Eyepiece eyepieces offer a quality 5-element Plossl optical design at a super affordable price. Fixed folding rubber eyecup allows easy use with or without eyewear. Anti-reflection fully multi-coated optics ensure bright and clear high-images at any magnification, with true color rendition.
ตัวแปลง SVBONY Prime Focus + Variable Eyepiece Projection Camera adapter, 1.25"
Composed of two detachable parts: a prime-focus adapter for prime-focus photography, and a fixed-length or variable extension tube for eyepiece-projection photography.
Supports maximum of 46mm eyepiece diameter
Connects with SLR & DSLR Camera for Eyepiece Projection Photography
Has a handy laser engraved Extension Scale
The 1.25-inch Extendable camera adapter is made of black anodized aluminum and is suitable for all standard 1.25" astronomical telescopes
Easy to connect camera body (needs T-Ring) to a reflector or refractor telescope for either prime-focus or eyepiece-projection photography.
Can install filter (pipe thread) and compatible with the 1.25-inch eyepiece.
A thumbscrew in the extension tube holds the telescope eyepiece in place. This combination of prime-focus and eyepiece-projection camera adapter has a sliding barrel design that allows variable projection distances.
Built-in protective pressure ring to prevent eyepiece barrel from being scratched.
The Super-wide Angle Eyepiece eyepieces offer a quality 5-element Plossl optical design at a super affordable price. Fixed folding rubber eyecup allows easy use with or without eyewear. Anti-reflection fully multi-coated optics ensure bright and clear high-images at any magnification, with true color rendition.
The Super-wide Angle Eyepiece eyepieces offer a quality 5-element Plossl optical design at a super affordable price. Fixed folding rubber eyecup allows easy use with or without eyewear. Anti-reflection fully multi-coated optics ensure bright and clear high-images at any magnification, with true color rendition.
SVBONY SV190 10mm Ultra Flat Field Eyepiece delivers high quality in a very compact design. This eyepiece removes field curvature at the edge, resulting in a flat, distortion-free image, and features over-sized lenses with a large 60° field of view with 10mm eye relief. All lenses (5 lenses in 4 groups) have a broad-band multi-coating (FMC) and blackened lens edges, and the plug-in sleeve is equipped with a thread for 1.25″ filters.
Features precise helical focus adjustment with convenient thumbscrew focus lock
Compact and with a built-in helical focuser for precise focusing of potential guide stars
UNC(1/4-20)-mount equipped for secure threaded attachment of autoguide devices
Ensures that main mirror accurately tracks the celestial body to be observed and matches perfectly with today's sensitive autoguiding cameras for easy guide star acquisition
Need extension tube for extra focal length to use with eyepiece
I am a beginner and bought this to make sure my scope was set up correctly. The slight problem I had was that the batteries supplied where dead but when I was able to buy new ones it worked very well.
