Solar Blocking Filters

11 Item(s)
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  1. Baader - D-ERF Energy Rejection Filter 90mm with IR-Cut Dielectric Coating

    $497.00
    SKU: BAA-DERF-90

    Wait List - Temporarily Out Of Stock Estimated Wait Time is 3-5 Days

    Baader Planetarium D-ERF Energy Rejection Filter, 90mm 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 rej
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  2. Lunt - Calcium Module with B600 Blocking Filter in Extension Tube with T2 Connection

    $749.00
    SKU: LS6CAKMDS

    In stock

    Calcium K (Ca-K) Telescopes and Filters are used to study the wavelength of 393.4nm.

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

    $1,018.00
    SKU: LS12CAKMDS2

    In stock

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

  4. Lunt - Blocking Filter B600 in 2" Diagonal with T2 Connection

    $348.00
    SKU: B600D2

    In stock

    This 2.00" Lunt Solar Systems B600 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
  5. Lunt - Blocking Filter B1200 in 2" Diagonal with T2 Connection

    $648.00
    SKU: B1200D2

    In stock

    This 2.00" Lunt Solar Systems B1200 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
  6. Coronado - 5mm Blocking Filter

    $329.00
    SKU: COR-BF5

    In stock

    The Coronado 5mm Blocking Filter is a secondary filter for use with any of the Meade Corondo SolarMax Filter series for telescopes with a focal length up to 500mm. It is a 1.25" right angled diagonal unit. Blocking filters are not complete solar filters, they require a primary solar filter. Please do not use a blocking filter alone.
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  7. Coronado - 30mm Solar Blocking Filter

    $1,599.00
    SKU: COR-BF30

    In stock

    The Coronado 30mm Blocking Filter is a 2" straight through design and comes with a 1.25" Zero Length reducer. Recommended for photographic use on telescopes with focal lengths up to 3000mm. Coronado blocking filters are part of a two part filter system and should not be used alone. Be sure to pair this blocking filter with a Meade Coronado Solarmax primary solar filter.

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  8. Coronado - 15mm Solar Blocking Filter

    $699.00
    SKU: COR-BF15

    In stock

    The Coronado 15mm Blocking Filter is a secondary interference filter part of a two filter system. Solar Blocking Filters are designed to be paired with a Meade Coronado Solarmax primary solar filter. 15mm blocking filters are best for telescopes up to 1500mm in focal length.
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  9. Coronado - 10mm Blocking Filter

    $499.00
    SKU: COR-BF10

    In stock

    The Coronado 10mm Blocking Filter is for use with any of the SolarMax series filters it is optimised to provide a full disc image on telescopes with a focal length up to 1000mm. It is a 1.25" right angled diagonal unit.

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  10. Lunt - 60mm H-Alpha Etalon for Double-Stacking on the LS-60

    $1,599.00
    SKU: LS60FHA

    Wait List - Temporarily Out Of Stock Estimated Wait Time is 3-5 Days

    Use the double-stack technique to reduce bandpass and get the best

11 Item(s)
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