February Promotion is going on, Don't miss out, Learn more here >> 
Showing: 112
Filter Set
  • The SVBONY City Light Suppression broadband filter is designed to improve the visibility of various Deepsky objects. It selectively reduces the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings(including mercury vapor lamps, both high & low pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere);
  • Light Pollution Reduction UHC Filters are designed to selectively reduce the transmission of certain wavelengths of light specifically those produced by artificial light;
  • Moon filter can reduce glare and increase contrast of the moon, so you could see more moon details, also useful for extra bright planets as well as terrestrial viewing over sand or snow.

Top Christmas Gift Ideas: Perfect Presents for Everyone!

US$ 59.99 US$ 44.99
-25%
SV233
  • This SVBONY seven-piece accessory kit includes two high-quality 1.25" Plossl eyepieces, a 2xBarlow lens that can be used visually or photographically, three eyepiece filters and a Portable bag;
  • With two extra eyepieces and a Barlow lens, you'll have four different magnifications to choose from;
  • A Moon filter Perfectly neutral color will not alter the natural color of the Moon, Enhances the contrast of the moon and planets in photographic images;
  • A ND4 25% light transmission Reduces brightness and cuts glare, increasing clarity of the Moon, Venus, and bright double stars;
  • The #82A Color filter has uses on The Moon and most planets, enhancing regions of low contrast but without the cost of reducing the overall brightness of the object being observed;
  • A portable bag keeps everything safe in the foam-lined interior.
US$ 69.99 US$ 59.99
-14%
SV183
  • SV183 IR pass filter; Sufficient reduction of seeing effects; heightened contrast; The Filter can darkens the twilight sky background; allowing mages of moon and planets to be taken at dawn or dusk
  • Sturdy standard 1.25-inch filter; SV183 filter measures 1.25 inches and is suitable for standard 1.25-inch equipment
  • Sturdy construction; The filter frame is made of high-grade alumina metal material; which is durable
  • In addition to astronomical uses; the IR-Pass filter can be used for nature photography in the Near-IR; revealing stunning differences in plants; sky; and clouds
  • SV183 filter cell is made of lightweight; strong metal and is CNC machined; sand-blasted; black anodized; The result is a super thin filter cell that will produce a clear aperture of 26mm.
US$ 24.99 US$ 18.74
-25%
SV227
  • The SV227 SII filter blocks infrared wavelengths from 700nm to 1000nm so you don't need a separate IR-Cut filter;
  • 2 inch mounted; the filter can thread directly into the 2 inch barrel of your telescope eyepiece;
  • 300-1000nm wavelength range; the SVBONY SII 5nm 2" Filter transmits a 5nm bandwidth of light that is centered at 672nm;
  • This SII narrow band filter reduces other transmissions; including wavelengths of light that are responsible for light pollution;
  • The narrow bandwidth and high transmission rate of this filter will make you experience a major boost to contrast.

Note: This OIII filter is NOT for use on the Sun, and is also unsuitable for telescopes with a focal ratio below F/5. 

Get $20 OFF (Coupon code: Cuiv20)

US$ 149.99 US$ 102.99
-31%
SV115
  • The 1.25" O-III filter useful for large aperture telescopes through which the light of the Moon can be extremely overwhelming. Allowing just for the Double Ionized Oxygen lines between 495.9nm to 500.7nm to pass through at 90%
  • Astrophotographic;The filter enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; 1.25" filter allows high-contrast imaging even in areas with strong light pollution
  • The filter made from high-grade glass with dichroic interference and antireflection coatings;not only useful at light-polluted sites; the contrast is also increased at dark sky sites;it can be used with all 1.25" eyepieces
  • The O-III filter completely blocks virtually all other visible wavelengths of light so views of nebulas are optimized;increases contrast through selective filtration-Anti-reflection coated to prevent glaring and ghosting
  • Narrowband filter do not eliminate the effects of light pollution or increase the object’s brightness;in many cases, they increase the contrast between nebula and night sky, not brightening the nebula
US$ 54.99 US$ 43.99
-20%
SV226
  • Double pair of magnets; SV226 photographic filters drawer compared with traditional screw rotation; magnet has stronger adsorption force; which is convenient for you to install and use
  • Two filter holders; compatible with 1.25-inch and 2-inch filters; plug and play; reducing repeated installations in dark environments
  • Locking function; lock screw can adjust the tension to eliminate the gap; solve the light leaking issue under long exposure; which is a double insurance for you
  • M42-M48 adapter; camera side thread is male; filter mounts thread is female; you can use the adapter to coonect cameras of different specifications
  • CNC integrated molding; more precise production process; strong and sturdy; you can use filter drawer with confidence
  • Filter drawer thickness; the thickness is related to back focal length; back intercept affects the quality of imaging; it limits the use of accessories and optical path length
  • Use with telescope; connect the telescope to the focal reducer and drawer filter; then connect the adapter to the camera
US$ 58.99 US$ 49.99
-15%
SV227
  • The SVBONY Narrowband OIII filter is designed for nebula observation allowing 5nm bandwidth of light centered on a wavelength of 500.7nm through, and reducing the transmission of certain wavelengths of light, specifically those produced by artificial light including mercury vapor, and both high- and low-pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere;
  • OIII 5nm 2" Filter is designed to deliver 90% transmission at the 500.7nm line which provides you with well defined nebulae structures;
  • 300-1000nm wavelength range; the SVBONY OIII 5nm 2" Filter transmits a 5nm bandwidth of light that is centered at 500.7nm;
  • 2 inch mounted; the filter can thread directly into the 2 inch barrel of your telescope eyepiece.

Note: This OIII filter is NOT for use on the Sun, and also unsuitable for telescopes with a focal ratio below F/5. 

US$ 149.99 US$ 102.99
-31%
SV132
  • 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
US$ 59.99 US$ 47.99
-20%
SV132
  • 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
US$ 54.99 US$ 43.99
-20%
SV226
  • Double pair of magnets; SV226 photographic filters drawer compared with traditional screw rotation; magnet has stronger adsorption force; which is convenient for you to install and use
  • Two filter holders; compatible with 1.25-inch and 2-inch filters; plug and play; reducing repeated installations in dark environments
  • Locking function; lock screw can adjust the tension to eliminate the gap; solve the light leaking issue under long exposure; which is a double insurance for you
  • M42-M48 adapter; camera side thread is male; filter mounts thread is female; you can use the adapter to coonect cameras of different specifications
  • CNC integrated molding; more precise production process; strong and sturdy; you can use filter drawer with confidence
US$ 84.99 US$ 49.99
-41%
SV260
  • 5-band filter captures light across a broader spectrum; Accurately reproduces the true colors of celestial objects;
  • Multi-Broadband filter properly designed for starfield shooting and deep sky photography, enhance stars and celestial bodies details; making deep sky observations clearer;
  • Over 90% peak transmittance;reduces light loss, boasts an SII-OIII-SII band average transmittance of over 85%; Enhances contrast between the target object and the background;
  • 300-1000nm wavelength working range; multi-bandpass filter effectively combats light pollution; providing a broader coverage area;
  • Max OD4 cut-off depth; astrophotography filters effectively block out unnecessary light; and provide stronger light pollution suppression.   

  Free Shipping      Get the Full Reviews 

Top New Year Gift Ideas: Perfect Presents for Everyone!

US$ 179.99 US$ 159.99
-11%
SV227
  • The SHO filter 5nm 2 inch 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.
  • This filter set is not suitable for telescopes with a focal ratio below F/5;
  • 2 inch mounted; The filter can thread directly into the 2 inch barrel of your telescope eyepiece.

Unboxing Video     SHO Filters Reviews by @CuivTheLazyGeek

Top New Year Gift Ideas: Perfect Presents for Everyone!

US$ 449.99 US$ 289.99
-35%
SV220-SV226

This SV220 Dual-Band Telescope Filter 2 inches - SV226 Filter Drawer Combination is best for deep space astrophotography.

Top Christmas Gift Ideas: Perfect Presents for Everyone!

    US$ 209.99 US$ 149.99
    -28%
    SV220
    • This dual narrow band telescope filter properly designed for astrophotography both in light polluted environment;
    • Take color images without needing to combine images with multiple filters. Useful for imaging emission nebulae, planetary nebulae and supernova remnants;
    • Designed to sharply cut off the inference of artificial light from sodium vapor or mercury vapor street lights and other unwanted disturbance like sky glow.
    US$ 129.99 US$ 92.99
    -28%
    SV164
    • 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
    US$ 18.99 US$ 14.24
    -25%
    SV227
    • SVBNOY H-Alpha 5nm 2" Filter blocks the transmission of contrast-killing light pollution wavelengths; improve contrast and detail;
    • This H-Alpha filter also blocks infrared wavelengths from 700nm to 1000nm so you don't need a separate IR-Cut filter
    • Allowing 5nm bandwidth of light centered on a wavelength of 656.3nm to pass through; 90% transmission;
    • Astrophotography under a light-polluted night sky can be difficult; the solution is an H-alpha filter; the H-alpha cut-off filter works to filter out a large part of this light pollution;
    • 2 inch mounted; the filter can thread directly into the 2 inch barrel of your telescope eyepiece.

    Note: This OIII filter is NOT for use on the Sun, and also unsuitable for telescopes with a focal ratio below F/5. 

    Get $20 OFF (Coupon code: Cuiv20)

    US$ 149.99 US$ 102.99
    -31%
    F9114A
    • 1.25"/2'' moon and skyglow filter is a multi band pass filter transmitting a high percentage of light in the visual spectrum;the filter enhances contrast when observing brighter objects including the moon and planets
    • Telescope eyepiece cutting light pollution;the filter has a mild effect of darkening the background of the night sky so that the fainter objects are more clearly seen contrasted against the blackness of space
    • The filter effectively filters out selective wavelengths of low pressure sodium and other man made sources typically used in street lighting;although it is not a nebula filter; it enhances the views of deep sky objects by increasing the contrast of these objects against the background sky
    • Premium quality metal rim and thread with blue glass lens;the filter will fit all standard sized 1.25"/2'' eyepieces and accessories;it is mounted in a nicely anodized housing and is threaded on both sides for stacking with other filters if necessary
    • Standard filter thread for any 1.25"/2'' telescope eyepiece and other accessory;comes with a plastic box to keep it safe and clean when not in use
    US$ 10.99 US$ 8.79
    -20%
    F9135A
    • 7pcs filters set include most popular color planetary and moon telescope eyepiece filters;moon filter;CPL filter;5 color filters with 23A bright red;21 orange;12 yellow;56 bright green;82A bright blue;
    • CPL filter is mainly used for elimination of polarized;and enhances the contrast of the moon and planets in photographic images;
    • 5 color filters are an essential tool of the lunar and planetary;with red;green;blue;orange and yellow highlight features on Mars;Jupiter;and Saturn;
    • High quality aluminum alloy frame and optical glass with standard 1.25” filter threads suitable for 1.25” eyepieces and other accessories;
    • Moon and skyglow filter;Cuts down glare and brings out much more surface detail and gives you better contrast; It is a multi-band pass filter transmitting a high percentage of light in the visual spectrum; Effectively filters out selective wavelengths of low-pressure sodium and other man-made sources typically used in street lighting.
    US$ 34.99 US$ 29.99
    -14%
    SV220
    • Reduce light pollution; SV220 Dual Narrow bandwidth H-Alpha/O-III 7nm narrowband filter properly designed for astrophotography both in light polluted environment.It can greatly reduce the interference from natural light sources such as moonlight or artificial light pollution such as street lighting;
    • Astrophotographic;the filter enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; the filter allows high-contrast imaging even in areas with strong light pollution;
    • Improving contrast; an increase in contrast can be perceived as an increase in brightness; the filter makes the contrast of the nebula and sky background increase; not the nebula brighter;
    • Strong applicability; the filter applicable to SVBONY's electronic cameras and astronomical cameras; 
    • Useful for imaging emission nebulae, planetary nebulae and supernova remnants. Designed to sharply cut off the inference of artificial light from sodium vapor or mercury vapor street lights and other unwanted disturbance like sky glow.

    Note: This filter set is not suitable for telescopes with a focal ratio below F/5.

    Top New Year Gift Ideas: Perfect Presents for Everyone!

    US$ 159.99 US$ 102.99
    -35%
    SV220

    The SKU included in these combinations correspond to the following:

    US$ 379.99 US$ 279.99
    -26%
    SV164
    • Sturdy standard 1.25-inch filter; SV164 dark frame imaging filter measures 1.25 inches and is suitable for standard 1.25-inch equipment; the filter frame is made of metal for durability
    • Quickly capture dark frames to optimize photo quality; opaque filters block all light from the imaging camera sensor; help remove dark currents; especially in astrophotography; guarantee high-precision pictures
    • Easily eliminate camera noise and hot pixels; Dark frame acquisition helps remedy such noise and "hot pixels" by canceling out these disruptive effects during image processing
    • SV164 1.25-inch dark frame imaging filter is threaded and can be directly connected to your filter wheel; allowing you to achieve fast conversion between different filters; very convenient
    • High quality packing box; the included foam-lined plastic case will keep your dark frame imaging filter safe during transport and storage
    US$ 16.99 US$ 13.59
    -20%
    SV115
    • The O-III filter completely blocks virtually all other visible wavelengths of light so views of nebulas are optimized;increases contrast through selective filtration-Anti-reflection coated to prevent glaring and ghosting
    • The filter made from high-grade glass with dichroic interference and antireflection coatings;not only useful at light-polluted sites; the contrast is also increased at dark sky sites;it can be used with all 2" eyepieces
    • Narrowband filter do not eliminate the effects of light pollution or increase the object’s brightness;in many cases, they increase the contrast between nebula and night sky, not brightening the nebula
    • The 2" O-III filter useful for large aperture telescopes through which the light of the Moon can be extremely overwhelming. Allowing just for the Double Ionized Oxygen lines between 495.9nm to 500.7nm to pass through at 90%
    • Astrophotographic;The filter enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; 2" filter allows high-contrast imaging even in areas with strong light pollution
    US$ 75.99 US$ 60.79
    -20%
    SV240
    • Cut-off depth ≥OD4; highly efficient in blocking urban light pollution or other background light; use this multi-bandpass filter for astrophotography in urban without traveling long distances to the suburbs;
    • Compatible with 99% astrophotography systems; if you have different astrophotography systems, no need to prepare dedicated filters, one SV240 can meet your needs due to its high compatibility;
    • Photoing more kinds of targets; SV240 multi-narrowband filter select Ha,OIII,H-Beta wavelength effectively can cover almost photoing needs;
    • High transmittance; the >90% transmittance in core wavelength of Ha,OIII, H-Beta, more objects for your astrophotography by using this multi-bandpass filter;
    • Multi-bandpass filters; without multiple filters' combination for colorful images; rich color in your lens;
    • Resistant of BORTLE 8; the multi-narrowband filters can be resistant from Bortle 1 to Bortle 8 cities, suitable for almost all urban;
    • 300-1100 mm working wavelength; the wider coverage of this multi-narrowband filter allows it to have a strong ability to tack light pollution.

    Note: Optical filters that use infrared light often cause halos in the NIR region; which are exacerbated by the halos produced by the filter itself.

      Free Shipping       Get $10 off by using coupon: cuiv10

    Top New Year Gift Ideas: Perfect Presents for Everyone!

    US$ 169.99 US$ 122.99
    -27%