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Filters for Imaging

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  1. Optec - #47B Blue, 50mm diam x 2mm thick

    Optec - #47B Blue, 50mm diam x 2mm thick

    This filter is used for RGB imaging to pass the blue band ... Learn More
    Model#: 17236
    $30.00

  2. Optec - #29 Deep Red, mounted in 48mm threaded cell.

    Optec - #29 Deep Red, mounted in 48mm threaded cell.

    #29 Deep Red - Passes light longer that 610 nm. This filter is a little more effective than the #23A in dakening the sky ... Learn More
    Model#: 17437
    $45.00

  3. Optec - #23A Light Red,  50mm diam x 2mm thick

    Optec - #23A Light Red, 50mm diam x 2mm thick

    Blocks blue and green light completely, passes light longer than ... Learn More
    Model#: o17235
    $30.00

  4. Optec - #21 Orange, 50mm diam x 2mm thick

    Optec - #21 Orange, 50mm diam x 2mm thick

    Optec - #21 Orange, 50mm diam x 2mm thick ;Blocks blue completely and ... Learn More
    Model#: 17233
    $30.00

  5. Optec - #12 Yellow, 50mm diam x 2mm thick

    Optec - #12 Yellow, 50mm diam x 2mm thick

    Optec - #12 Yellow Wratten filter 50mm x2mm ... Learn More
    Model#: 17232
    $30.00

  6. Lumicon - Night Sky H-Alpha Filter  2"

    Lumicon - Night Sky H-Alpha Filter 2"

    Lumicon's Night Sky Hydrogen-Alpha Filters are long-pass filters with a 50% transition from blocking to passing at about 640nm. At wavelengths longer than 650nm, transmittance is 90% or above

    ...
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    Model#: LF3090

    Regular Price: $168.00

    Special Price: $119.95

  7. Lumicon - Night Sky H-Alpha Filter  1.25"

    Lumicon - Night Sky H-Alpha Filter 1.25"

    Lumicon's Night Sky Hydrogen-Alpha Filters are long-pass filters with a 50% transition from blocking to passing at about 640nm.

    ...
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    Model#: LF3085

    Regular Price: $135.00

    Special Price: $95.95

  8. Lumicon - Minus Violet Filter 58mm

    Lumicon - Minus Violet Filter 58mm

    Lumicon Minus Violet and Infrared Blocking Filters are used primarily to "bracket" the color-corrected band of refracting telescopes.

    ...
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    Model#: LF3130

    Regular Price: $151.00

    Special Price: $107.95

  9. Lumicon - Filter Variable Polarizer 2"

    Lumicon - Filter Variable Polarizer 2"

    The LF2115, 2" Variable Polarizing Filter, is the all-phase lunar filter for large telescopes. Transmittance is continuously variable from about 5% to 35%. Fits 2" eyepieces.

    ...
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    Model#: LF2115

    Regular Price: $62.95

    Special Price: $49.95

  10. Lumicon - Cassegrain H- Beta Filter

    Lumicon - Cassegrain H- Beta Filter

    Also known as the Horsehead Nebula filter, the Lumicon Cassegrain Hydrogen-Beta Filter isolates only the hydrogen-beta line of the spectrum (486nm) in a narrow pass-band just 9 nm wide, providing maximum contrast ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: LF3065
    $239.95

  11. Lumicon - 2" Infrared Filter

    Lumicon - 2" Infrared Filter

    Lumicon Minus Violet and Infrared Blocking Filters are used primarily to "bracket" the color-corrected band of refracting telescopes.

    ...
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    Model#: LF3145

    Regular Price: $168.00

    Special Price: $119.95

  12. Lumicon - 2"  H-Beta Filter

    Lumicon - 2" H-Beta Filter

    Also known as the Horsehead Nebula filter, the Lumicon 2" Hydrogen-Beta Filter isolates only the hydrogen-beta line of the spectrum (486nm) in a narrow pass-band just 9 nm wide, providing maximum contrast.

    ...
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    FREE SHIPPING
    (48 States)
    Model#: LF3060

    Regular Price: $336.00

    Special Price: $239.95

  13. Leica - Universal Polarizing Filter

    Leica - Universal Polarizing Filter

    ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: 13356
    $595.00

  14. Leica - E67 UVa Infrared Filter

    Leica - E67 UVa Infrared Filter

    ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: 13415
    $250.00

  15. Leica - E55 UVa Infrared Filter ( black )

    Leica - E55 UVa Infrared Filter ( black )

    ... Learn More
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    (48 States)
    Model#: 13413
    $225.00

  16. Leica - E55 UVa Filter ( silver )

    Leica - E55 UVa Filter ( silver )

    ... Learn More
    Model#: 13374
    $170.00

  17. Leica - E55 UVa Filter

    Leica - E55 UVa Filter

    ... Learn More
    Model#: 13373
    $160.00

  18. Leica - E49 UVa Infrared Filter

    Leica - E49 UVa Infrared Filter

    ... Learn More
    Model#: 13412
    $190.00

  19. Leica - E46 UVa Infrared Filter ( silver )
  20. Leica - E46 UVa Infrared Filter ( black )

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