null

Filters

Filters

Filters

  • Antlia 3nm Narrowband H-alpha Pro Filter

    Antlia 3nm Narrowband H-alpha Pro Filter

    Antlia

    US$269.00 - US$525.00
    Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia...
    US$269.00 - US$525.00
  • Antlia 3nm Narrowband OIII Pro Filter

    Antlia 3nm Narrowband OIII Pro Filter

    Antlia

    US$300.00 - US$580.00
    Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII...
    US$300.00 - US$580.00
  • Antlia 3nm Narrowband SII Pro Filter

    Antlia 3nm Narrowband SII Pro Filter

    Antlia

    US$269.00 - US$525.00
    Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII...
    US$269.00 - US$525.00
  • Antlia LRGB-V Pro Filter Set

    Antlia LRGB-V Pro Filter Set

    Antlia

    US$300.00 - US$600.00
    The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI sensors, Sony IMX sensors, GSENSE and other sensor manufacturers. The LRGB-V Pro set is designed to...
    US$300.00 - US$600.00
  • APM Herschel Wedge w/ ND3 Filter - 2"-1 APM Herschel Wedge w/ ND3 Filter - 2"-2

    APM Herschel Wedge w/ ND3 Filter - 2"

    APM

    US$330.00
    Herschelprism with ceramic and 2 "Fast-Lock Okularadapter APM Herschel Wedge Manual For solar white light imaging and white light visual observing. The APM White Light Wedge comes with a built in ND3 filter which allows perfectly safe imaging or visual...
    APM-Herschel-2-DX
    US$330.00
  • APM ND 3.0 Filter - 1.25"-1 APM ND 3.0 Filter - 1.25"-2

    APM ND 3.0 Filter - 1.25"

    APM

    US$25.00
    Grey Filter ND 3,0 (1000x) 0,1%  1,25''ApplicationsThis filter will be used in a Herschel Wedge, to reduce the transmitted light to a usable amount. Additional you need a second grey filter or polar filter or Solar Continuum filter.AdaptionThe...
    APM-ND3.0-125
    US$25.00
  • Astrodon Blue Filter - E & I Series Astrodon Blue Filter - E & I Series

    Astrodon Blue Filter - E & I Series

    Astrodon

    US$222.20 - US$487.30
    Luminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ. Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets have revolutionized CCD imaging. Their popularity is due to their ease-of-use, high optical...
    US$222.20 - US$487.30
  • Astrodon Exo-Planet Filter - Clear with Blue-Blocking Astrodon Exo-Planet Filter - Clear with Blue-Blocking

    Astrodon Exo-Planet Filter - Clear with Blue-Blocking

    Astrodon

    US$223.30 - US$435.60
    Astrodon introduced the ExoPlanet-BB filter for use in amateur-scale telescopes to measure light curves of exoplanets. Although it may not seem possible at first, astronomers with typical backyard equipment and sensitive CCD cameras have the capability...
    US$223.30 - US$435.60
  • Astrodon Green Filter - E Series Astrodon Green Filter - E Series

    Astrodon Green Filter - E Series

    Astrodon

    US$222.20 - US$487.30
    Luminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ. Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets have revolutionized CCD imaging. Their popularity is due to their ease-of-use, high optical...
    US$222.20 - US$487.30
  • Astrodon Green Filter - I Series Astrodon Green Filter - I Series

    Astrodon Green Filter - I Series

    Astrodon

    US$222.20 - US$487.30
    Luminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ. Astrodon LRGB Gen2 I-Series Tru-Balance Filters are designed to approximately equalize the flux of  Interline CCD detectors (formerly Kodak),...
    US$222.20 - US$487.30
  • Astrodon H-alpha Filter - 3nm

    Astrodon H-alpha Filter - 3nm

    Astrodon

    US$682.00 - US$1,740.20
    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and is present in emission nebula (North American, Pelican), planetary nebula (Dumbbell, Ring), Wolf-Rayet...
    US$682.00 - US$1,740.20
  • Astrodon H-alpha Filter - 5nm

    Astrodon H-alpha Filter - 5nm

    Astrodon

    US$459.80 - US$1,512.50
    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and is present in emission nebula (North American, Pelican), planetary nebula (Dumbbell, Ring), Wolf-Rayet...
    US$459.80 - US$1,512.50
  • Astrodon Johnson/Cousins B Filter Astrodon Johnson/Cousins B Filter

    Astrodon Johnson/Cousins B Filter

    Astrodon

    US$261.80 - US$665.50
    Spectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small light leaks that affected measurements of reddest stars in our initial filters 100% coated – no colored...
    US$261.80 - US$665.50
  • Astrodon Johnson/Cousins Ic Filter Astrodon Johnson/Cousins Ic Filter

    Astrodon Johnson/Cousins Ic Filter

    Astrodon

    US$261.80 - US$665.50
    Spectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small light leaks that affected measurements of reddest stars in our initial filters 100% coated – no colored...
    US$261.80 - US$665.50
  • Astrodon Johnson/Cousins Rc Filter Astrodon Johnson/Cousins Rc Filter

    Astrodon Johnson/Cousins Rc Filter

    Astrodon

    US$261.80 - US$665.50
    Spectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small light leaks that affected measurements of reddest stars in our initial filters 100% coated – no colored...
    US$261.80 - US$665.50