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  1. Lunt Solar Systems -  Calcium Module (Ca-K) with B1200 Blocking Filter - Star Diagonal with T2 connection

    Lunt Solar Systems - Calcium Module (Ca-K) with B1200 Blocking Filter - Star Diagonal with T2 connection

    Calcium K (Ca-K) Telescopes and Filters are used to study the ... Learn More
    Model#: LS12CaKMDd2
    $1,018.00

  2. Lunt - B3400 Blocking Filter 2 " - in extension tube with T2 and 2 " connection

    Lunt - B3400 Blocking Filter 2 " - in extension tube with T2 and 2 " connection

    The Lunt Solar Systems B3400 Blocking Filter is its own unique system unique located in ... Learn More
    Model#: B3400s2
    $1,798.00

  3. Lunt - 50mm Ha Etalon-Filter-System with B600 blocking filter for 2 "

    Lunt - 50mm Ha Etalon-Filter-System with B600 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_B600
    $1,346.00

  4. Lunt - 50mm Ha Etalon-Filter-System with B600 blocking filter for 1.25 "

    Lunt - 50mm Ha Etalon-Filter-System with B600 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_B600
    $1,346.00

  5. Lunt - 50mm Ha Etalon-Filter-System with B1800 blocking filter for 2 "

    Lunt - 50mm Ha Etalon-Filter-System with B1800 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_B1800
    $1,996.00

  6. 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

  7. 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

  8. 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

  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 - 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

  11. new bf30

    Coronado - 30mm Blocking Filter

    The 30mm Blocking Filter is a 2" straight through design and comes with a 1.25" Zero Length reducer

    ...
    Learn More
    Model#: BF30
    $1,599.00

  12. Baader Planetarium - D-ERF Energy rejection filter 160mm with IR-Cut dielectric coating

    Baader Planetarium - D-ERF Energy rejection filter 160mm with IR-Cut dielectric coating

    Baader Planetarium D-ERF Energy Rejection Filter, 160mm with IR-Cut Dielectric CoatingBaader planetarium has introduced a new evolution in their premium energy rejection filters, from 70mm up to 180mm! These filters incorporate a new all-dielectric IR re ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: DERF-160
    $1,497.00

  13. Baader Planetarium - D-ERF Energy rejection filter 135mm with IR-Cut dielectric coating

    Baader Planetarium - D-ERF Energy rejection filter 135mm with IR-Cut dielectric coating

    Baader Planetarium D-ERF Energy Rejection Filter, 135mm with IR-Cut Dielectric CoatingBaader planetarium has introduced a new evolution in their premium energy rejection filters, from 70mm up to 180mm! These filters incorporate a new all-dielectric IR re ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: DERF-135
    $1,172.00

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