Showing 1 to 10 of 36 total
Set Descending Direction
  1. 1
  2. 2
  3. 3
  4. 4
  1. Explore Scientific 2" 0.9 Neutral Density Filter 13% Transmission

    $59.99
    • 2" Diameter Filter
    • Works best in 6-8 inch telescopes
    • Get more out of your lunar observing
  2. Optolong H-Alpha 7nm 1.25" filter

    $175.00
    The H-Alpha 7nm from Optolong works fantastically as a photographic filter, but also works for viewing faint emission nebula.
  3. LP-1 Broadband for 1.25" eyepieces

    $79.50
    This 1.25" filter has a moderately wide 560 Ångstrom passband for visual use on emission nebulas in slight to moderately light polluted areas. 
  4. Celestron 18% Transmission green 1.25" Moon filter

    $9.95
    This medium green 1.25" filter reduces irradiation, glare, and excess image brightness in lunar observing . . .
  5. Astro-Tech #8 Light yellow 1.25" color filter

    $11.95
    This #8 light yellow Astro-Tech 1.25" eyepiece filter is helpful in improving lunar and Martian contrast in telescopes under 5" in aperture . . .
  6. Astro-Tech #23A Light red 1.25" color filter

    $11.95
    This #23A light red Astro-Tech 1.25" eyepiece filter is useful when observing Mercury and Venus during the day and at twilight and when observing Mars, Jupiter, and Saturn with telescopes 4" in aperture and larger . . .
  7. Astro-Tech #56 Light green 1.25" color filter

    $11.95
    If you have a scope 6" in aperture and under, this Astro-Tech #56 light green 1.25" eyepiece filter is a useful tool for observing different features on every planet from Venus to Saturn . . .
  8. Astro-Tech Ultra High Contrast (UHC) narrowband for 1.25" eyepieces

    $49.95
    This Astro-Tech UHC 1.25" narrowband filter is designed for visually observing emission nebulas from heavily light-polluted areas. The filter has excellent transmission at the visually important emission lines of hydrogen-beta at 4861Å and doubly ionized oxygen at 4959Å and 5007Å. 
  9. Optolong L-eXtreme 1.25" Light Pollution Dual Passband Imaging Filter 7nm Ha/OIII

    $239.00

    Take back the night sky by using the Optolong L-eXtreme 1.25" Dual Passband filter when imaging. Take your backyard imaging to places you never thought possible.

  10. Optolong LRGB + SHO 1.25" Imaging Mounted 7 Filter Set

    $665.00
    This is the complete set of imaging filters to take your session to a higher level.

    Out of stock

Showing 1 to 10 of 36 total
Set Descending Direction
  1. 1
  2. 2
  3. 3
  4. 4