Svbony SV106 50mm finder achromatic refractor with helical focuser. SV106 has FMC (fully- multi-coated) green coating, which can enhance the light transmittance and accurately track the celestial body being photographed.

Back Focal Length:170mm

SVBONY SII CCD narrow band filter reduces other transmissions, including wavelengths of light that are responsible for light pollution (both artificial and natural)

300-1000nm Wavelength Range; The SVBONY Sulfur II 7nm Extra Narrowband Filter transmits a 7nm bandwidth of light that is centered at 672nm

German imported glass; Multiple layers of anti-reflection non-cementing coatings applied via electron-beam gun evaporation with Ion-assisted deposition

CNC machined and black anodized aero-metal filter cell that is ultra-thin to provide largest clear aperture; Laser-engraved to prevent fading

1.25 inch Mounted; Metal filter cell threads directly into the 1.25 inch barrel of your telescope eyepiece

The SVBONY 1.25" SII Filters are made of glass import from Germany that has been multi-coated with an ion-assisted deposition technology to ensure scratch resistance and stability on the central wavelength or CWL.

Svbony SV161 1.25'' double helical focuser with 0.05mm scale for telescope lenses or finder scope.

Connect SV150 adapter to different telescope threads.

Svbony SV181 fully metal 1.25'' R&P Newtonian reflector focuser with 65mm focuser travel. Very popular DIY accessory.

2021 new !

• 2" Eyepiece Filter; with metal mount 2" filter threads
• For Horsehead Nebula California; and Cocoon Nebulae in Dark Skies
• Mainly aimed at the 486nm (blue) line spectrum nebula; filters out the interference of other light; can improve the contrast of the nebula
• Through the use of filters; the Horsehead Nebula can be clearly seen; filter with metal mount 2" filter threads; threaded to fit 2" eyepieces and threaded diagonal barrels
• To see a sufficiently dark nebula; ensure a large enough luminous flux; needs to be observed with a large-aperture telescope

When total solar or partial eclipse happening, it can greatly shorten the searching time using this solar finder scope, you can observe the real-time location of it when the sun moving.

Versatile 60mm aperture Guide Scope with a built-in helical focuser for precise focusing of potential guide stars. Svbony SV106 Guide Scope can ensure that the main mirror accurately tracks the celestial body to be observed. This SV106 is used as a deluxe straight-through finder scope with optional 1.25" eyepieces installed (eyepieces sold separately)

Back Focal Length:220mm

Designed specifically for SV503 70mm, 80mm, and 102mm f/7 ED Refractor.

The field flattener corrects the inherent spherical aberration of curved lenses which causes distortion at the edges of the field of view.

The default back focus is 55mm. 70mm telescope's front end is an M54x0.75 socket to connect to the main lens.

1. 90-viewing angle and single crosshair reticle
2. 30mm objective lens with achromatic 2-element
3. 7.5° field of view  and correct-image orientation
4. Spring-loaded X-Y adjustment system
5. A 6x magnification eyepiece
6. Fully coated with FMC

    2021new products!

• About the compatibility; for filter wheels that accept 36mm; compatible for ZWO QHY SBIG 36mm electronic filter wheel, suitable for DSLR webcam and CCD camera; use a planetary camera for planetary shooting, and a black-and-white camera for bright-field shooting
• Long-lasting lifetime; made with glass; which has been multi-coated; with an ion-assisted deposition technology; to ensure scratch resistance and stability on the central wavelength
• Get a sharp image; improve image sharpness with the addition of an UV-IR cut filter; which blocks ultraviolet and infrared transmissions; but lets the visible spectral region shine through
• How to use it; used with color filter wheels; accept 36mm unmounted filters
• With high pressure EVA case lining; comes with a plastic case; can protect the filter from scratch

• Compatible with mainstream auto guiding cameras; 1.25in and M42 mount interface designed for compatible with SV305 Pro and for Orion ZWO QHY and so on auto guiding cameras(Some camera models require additional accessories to assist in focusing)
• Sharp image; Ultra wide band fully multilayer coated lens; double glass and the 30mm achromatic optics prevent irritating reflections can bring you bright and clear images
• 45mm back focus distance; Allows easy and precise focus adjustments and f4 aperture optics provides a very wide field of view which will help to quickly find the target when performing astronomical observations
• Nylon-tipped thumbscrews; Comes with the mounting rings with plastic tipped screws as not to scratch the scope tube and it can be moved to any position
• Quality craftsmanship; By using high-level CNC metal processing technology; SV165 guide scope has exquisite appearance; delicate feel and beautiful shape; fine workmanship bringing you visual enjoyment

SV179 red dot reflex viewfinder simple, affordable, and effective red dot sighting device makes aiming your telescope.

The SHO filter is highly transparent, allowing the emission spectrum of the nebula to collect as much energy as possible by accumulating exposure.
There is higher contrast and the level of the nebula is richer and more delicate.

• SVBONY Sulfur II 7nm Extra Narrowband Filter transmits a 7nm bandwidth of light that is centered at 672nm and drastically reduces other transmissions; including wavelengths of light that are responsible for light pollution
• Quality lens material;The SVBONY 2inch filters are made with Schott glass that has been multi-coated with an ion-assisted deposition technology to ensure scratch resistance and stability on the central wavelength or CWL
• Rugged metal frame;The SVBONY filter cell is made of lightweight; strong metal and is CNC machined; sand-blasted; black anodized; and then laser engraved
• Standard 2-inch thread size; Metal filter cell threads directly into the 2- inch barrel of your telescope eyepiece
• SVBONY 2inch SII-CCD filter is for the astrophotography; lets you increase the contrast when photographing deep sky objects; It stands out better against the night sky background; letting you see detail that was not apparent before

The perfect LRGB Filters set for the Svbony 1.25/2inch Eyepieces. Green, red, blue, and UV/IR CUT filters made with quality glass, and mounted in a standard 1.25”/2'' cell. We provide you with 1.25'' and 2'' size to choose from.

• Suitable for deepsky and planetary CCD imaging, work well with debayered monochrome CCD cameras
• RGB-imaging allows equal weighting factors for each channel, very important for automated imaging
• The ideal raw material for image processing in the SRGB color space is available with LRGB filter set and mono CCD camera
• 2 inch astronomy filter with standard M48x0.75 male filter thread ;no female thread, so it cannot be stacked with other filters
• Ultra-thin filter cell to minimize vignetting; clear optical aperture of 45mm

• SV132 H-Beta eyepiece filter makes it possible to view the elusive Horsehead, California, and Cocoon Nebulas in dark skies;Great used with a moderate to large aperture telescope and clear dark skies
• Optical high precision double side polishing; Filter substrate is fine-optically polished to 1/4 wave and <30 parallelism over both surfaces; Avoid halos
• Precision double-sided optical coatings improve transmission and cut-off depth; Executes with a transmission of over 90% and completely rejects light pollution
• High value transmission of pass-band and optical density of off-band is assured through planetary rotation system, a homogenous and precise coating procedure; The high optical quality of SV132 filters guarantees no loss in sharpness or contrast
• Filter with metal mount 1.25" filter threads; Threaded to fit 1.25" eyepieces and threaded diagonal barrels

The VPL Filter has premium quality metal rim and optics glass lens . Reduce glare and increase contrast of the Moon with the Svbony 1.25”/2'' VPL Filters. Also useful for extra bright planets as well as terrestrial viewing over sand or snow. We provide you with two sizes to choose from, 1.25'' and 2''.

1.25 inch moon filter reduce the amount of light entering the eyepiece and increase the eyepiece contrast
The moon filter reduces the glare;allowing transmission of only 13 percent of the reflected ligh;which means you can see the surface more clearly and study the Moon in greater comfort
Have a standard 1.25 inch filter thread (M28.5 x 0.6)Finer control of the image brightness compared to a standard fixed-transmission telescope filter for optimal performance
Adjust the amount of light transmission from 1% to 80% by rotating the filter housingProgressively dim the view when observing a bright object; Such as the moon or certain planets
SV128 2 inch variable polarizing filter acts like a dimmer switch for your telescope,Rotating cell allows you to adjust the amount of light transmission from 1% to 40%
You can reduces brightness of the Moon or planets for great clear viewing,Made of HD optical glass; Good level of transmittance; Premium quality metal rim and optics glass lens,Sturdy plastic case included for better tightness;avoiding fall or loose

Svbony 1.25'' moon, UHC, CLS filters combination.

• Electron beam gun evaporation with Ion assisted deposition coating technology for durability and resistance to scratching;as well as stability on CWL (central wavelength) no deviation affected by temperature change
• Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass-band and Optical density of off band
• 90% transmission of main nebula emission lines;such as Ha 656nm;OIII 496nm;500nm;SII672nm and H-beta 486nm
• 0.1% transmission of off-band;specifically the major emission lines of artificial light pollution;such as Na 589nm;Hg 435nm and 578nm
• Suitable for color CCD cameras and unmodified DSLR Urban optical filter can effectively suppress urban harmful light and improve the contrast of shooting target

• SVBONY 2 inch OIII-CCD 7nm Narrow-Band Filter for Deep Sky 2" Mounted; can enhances the contrast between the target and the sky; allowing you to capture high-quality images even under the urban sky; Suitable for lightly polluted urban areas and relatively dim launch nebulae
• 7nm Extra Narrowband Filter;The Oxygen III 7nm Extra Narrowband Filter transmits a 7nm bandwidth of light that is centered at 500nm and drastically reduces other transmissions; including wavelengths of light that are responsible for light pollution
• High-quality materials; The SVBONY 2" Filters are made glass import from Germany that has been multi-coated with an ion-assisted deposition technology to ensure scratch resistance and stability on the central wavelength; or CWL
• High-level manufacturing process;The filter cell is made of lightweight; strong metal and is CNC machined; sand-blasted; black anodized; and then laser engraved; The result is a super thin filter cell that will produce a clear aperture of 45mm
• Powerful functionality; Like all SVBONY filters that are designated as "CCD"; this OIII also blocks infrared wavelengths from 700nm to 1100nm so you don't need a separate IR-Cut filter; make your use more convenient

• Quickly capture dark frames to optimize photo quality; SV164 filter blocks all light from imaging camera sensors; help remedy camera noise and hot pixels; especially to ensure high-quality pictures in astrophotography
• 2 inch standard filter; SV164 dark frame imagin filter size is 2 inches; you can freely match all your equipment that accept standard 2 inch filter
• High-quality filter; SV164 dark frame imagin filter is made of metal; with black anodizing process on the outside; durable; no need to worry about fading and discoloration
• High-quality packaging box; the enclosed foam-lined plastic box secures the dark frame imaging filter during transportation and storage
• Various combinations; for example; the thread of the SV164 dark frame imagin filter can be directly connected to the filter wheel; Allows you to quickly switch between different filters; very convenient