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  1. KAS-67ND100000

    Hutech - Kenko ND-100000 67mm

    Hutech - Kenko ND-100000 67mm

    ...
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    Model#: KAS-67ND100000
    $149.00

  2. iOptron - 60mm Solar Filter

    iOptron - 60mm Solar Filter

    A most durable Solar II plus white light glass solar filter for most 70mm to 90mm telescope tube.

    ...
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    Model#: TSF60
    $50.00

  3. JMI - Solar Filter (each)

    JMI - Solar Filter (each)

    Solar Filter InsertsDurable glass Solar Filters for inserting into the RB-66 aperture openings to view the sun ... Learn More
    Model#: SFRB66
    $100.00

  4. Lunt - 100mm Energy Rejection Filter

    Lunt - 100mm Energy Rejection Filter

    Energy Rejection Filters (ERF's) reduce the heat load on your filter assembly by absorbing or reflecting ultra-violet and/or infra-red light ... Learn More
    Model#: LS100ERF
    $325.00

  5. Lunt - 100mm Ha Etalon-Filter-System with B1200 blocking filter for 2 "

    Lunt - 100mm Ha Etalon-Filter-System with B1200 blocking filter for 2 "

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature ... Learn More
    Model#: LS100FHa2_B1200
    $6,144.00

  6. Lunt - 12mm Blocking Filter 2 " - in extension tube with T2 and 2 " connection

    Lunt - 12mm Blocking Filter 2 " - in extension tube with T2 and 2 " connection

    The Lunt Solar Systems B1200 Blocking Filter is its own unique system which houses ... Learn More
    Model#: B1200s2
    $648.00

  7. Lunt - 12mm Straight Thru Blocking filter 1.25 " - in extension tube with T2 and 2 " connection

    Lunt - 12mm Straight Thru Blocking filter 1.25 " - in extension tube with T2 and 2 " connection

    The Lunt Solar Systems B1200 Blocking Filter is its own unique ... Learn More
    Model#: B1200s1
    $648.00

  8. Lunt - 18mm Blocking filter 2 " - in extension tube with T2 and 2 " connection

    Lunt - 18mm Blocking filter 2 " - in extension tube with T2 and 2 " connection

    Indispensable in imaging systems due to the difficulty of many to visually see in CaK. Calcium K (Ca-K) Telescopes and Filters are used to study the wavelength of 393.4nm. This ... Learn More
    Model#: LS18CaKMDs2
    $1,194.00

  9. Lunt - 18mm Blocking Filter 2 " - in Star diagonal with T2 connection

    Lunt - 18mm Blocking Filter 2 " - in Star diagonal with T2 connection

    Primarily on imaging systems due to the difficulty of many to visually see in CaK. To be used on telescopes with ... Learn More
    Model#: LS18CaKMDd2
    $1,194.00

  10. Lunt - 35mm Ha Etalon Filter

    Lunt - 35mm Ha Etalon Filter

    35mm Ha Double Stack Etalon Solar-Filter (Matched)Double-Stack Etalon for all LS35FHa Filter ... Learn More
    Model#: LS35FHa
    $399.00

  11. Lunt - 35mm Ha Etalon Filter with B1200 for 1.25 " Focuser

    Lunt - 35mm Ha Etalon Filter with B1200 for 1.25 " Focuser

    H-alpha Single Pass Front Mount Etalon System for telescopes with 1.25" focuser and up to 1080mm focal length.Introducing the LS35 Hydrogen-alpha system ... Learn More
    Model#: LS35FHa1_B1200
    $898.00

  12. Lunt - 35mm Ha Etalon Filter with B1200 for 2 " Focuser

    Lunt - 35mm Ha Etalon Filter with B1200 for 2 " Focuser

    H-alpha Single Pass Front Mount Etalon System for telescopes with 2" focuser and up to 1080mm focal length.Introducing the LS35 Hydrogen-alpha system ... Learn More
    Model#: LS35FHa2_B1200
    $898.00

  13. Lunt - 35mm Ha Etalon Filter with B600 for 1.25 " Focuser

    Lunt - 35mm Ha Etalon Filter with B600 for 1.25 " Focuser

    H-alpha Single Pass Front Mount Etalon System for telescopes with 1.25" focuser and up to 540mm focal length.Introducing the LS35 Hydrogen-alpha system ... Learn More
    Model#: LS35FHa1_B600
    $698.00

  14. Lunt - 35mm Ha Etalon Filter with B600 for 2 " Focuser

    Lunt - 35mm Ha Etalon Filter with B600 for 2 " Focuser

    H-alpha Single Pass Front Mount Etalon System for telescopes with 2" focuser and up to 540mm focal length.Introducing the LS35 Hydrogen-alpha system ... Learn More
    Model#: LS35FHa2_B600
    $698.00

  15. LS40ERF

    Lunt - 40mm Energy Rejection Filter

    High quality diffraction limited IR Cut Energy-Rejection-Filters for h-alpha solar filters.Unmounted filters only. ... Learn More
    Model#: LS40ERF
    $99.00

  16. LS50ERF

    Lunt - 50mm Energy Rejection Filter

    High quality diffraction limited IR Cut Energy-Rejection-Filters for h-alpha solar filters.Unmounted filters only. ... Learn More
    Model#: LS50ERF
    $109.00

  17. Lunt - 50mm Ha Etalon Filter with B3400 for 2 " Focuser

    Lunt - 50mm Ha Etalon Filter with B3400 for 2 " Focuser

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which ... Learn More
    Model#: LS50FHa2_B3400
    $2,796.00

  18. Lunt - 50mm Ha Etalon-Filter-System with B1200 blocking filter for 1.25 "

    Lunt - 50mm Ha Etalon-Filter-System with B1200 blocking filter for 1.25 "

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which decreases chances of decontaction (breakage) and increases solar filter thermal stability ... Learn More
    Model#: LS50FHa1_B1200
    $1,646.00

  19. Lunt - 50mm Ha Etalon-Filter-System with B1200 blocking filter for 2 "

    Lunt - 50mm Ha Etalon-Filter-System with B1200 blocking filter for 2 "

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which decreases chances of decontaction (breakage) and increases solar filter thermal stability ... Learn More
    Model#: LS50FHa2_B1200
    $1,646.00

  20. Lunt - 50mm Ha Etalon-Filter-System with B1800 blocking filter for 1.25 "

    Lunt - 50mm Ha Etalon-Filter-System with B1800 blocking filter for 1.25 "

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which decreases chances of decontaction (breakage) and increases solar filter thermal stability ... Learn More
    Model#: LS50FHa1_B1800
    $1,996.00

Items 61 to 80 of 217 total

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