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  1. Lunt - Calcium Module with B1200 Blocking Filter in Star Diagonal with T2 Connection

    Lunt - Calcium Module with B1200 Blocking Filter in 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 - Calcium Module with B1800 Blocking Filter in Star Diagonal with T2 Connection

    Lunt - Calcium Module with B1800 Blocking Filter 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

  3. Lunt  -  Calcium Module (Ca-K) with B1200 Blocking Filter  -  in Straight Thru 2" Tube with T2 & 2" connection

    Lunt - Calcium Module (Ca-K) with B1200 Blocking Filter - in Straight Thru 2" Tube with T2 & 2" connection

    Calcium K (Ca-K) Telescopes and Filters are used to study the

    ...
    Learn More
    Model#: LS12CaKMDs2
    $1,018.00

  4. Lunt - Ca-K Module with B1800 Blocking Filter in Extension Tube for 2" Focuser

    Lunt - Ca-K Module with B1800 Blocking Filter in Extension Tube for 2" Focuser

    This Calcium-K module transforms your normal astronomical telescope into a ... Learn More
    Model#: LS18CaKMDs2
    $1,194.00

  5. 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

  6. B1800s2

    Lunt - Blocking Filter B1800s 2 " - in extension tube with T2 and 2 " connection

    2.00" Lunt Solar Systems B1800 Blocking Filter in extension tube with T2 and 2" connectionFor best performance, be sure to pair your Lunt Solar Systems h-Alpha filter with the proper sized Lunt blocking filter ... Learn More
    Model#: B1800s2
    $998.00

  7. B1800s1

    Lunt - Blocking Filter B1800s 1.25 " - in extension tube with T2 and 2 " connection

     1.25" Lunt Solar Systems B1800 Blocking Filter in extension tube with T2 and 2" connectionFor best performance, be sure to pair your Lunt Solar Systems h-Alpha filter with the proper sized Lunt blocking filter ... Learn More
    Model#: B1800s1
    $998.00

  8. Lunt - Blocking Filter B1800 in 2" Diagonal with T2 Connection

    Lunt - Blocking Filter B1800 in 2" Diagonal with T2 Connection

    This 2.00" Lunt Solar Systems B1800 Blocking Filter is housed in a star diagonal with a T2 connection.For best performance, be sure to pair your Lunt Solar Systems h-Alpha filter with the proper sized Lunt blocking filter

    ...
    Learn More
    Model#: B1800d2
    $998.00

  9. Lunt - Blocking Filter B1800 in 1.25" Diagonal with T2 Connection

    Lunt - Blocking Filter B1800 in 1.25" Diagonal with T2 Connection

    This 1.25" Lunt Solar Systems B1800 Blocking Filter is housed in a star diagonal with a T2 connection.For best performance, be sure to pair your Lunt Solar Systems h-Alpha filter with the proper sized Lunt blocking filter ... Learn More
    Model#: B1800d1
    $998.00

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