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  1. Lunt 50mm Ha Etalon-Filter-System with B1800 Blocking Filter for 2" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1800 Blocking Filter for 2" Focuser

    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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $1,996.00

    Special Price: $1,796.40

  2. Lunt - 50mm Ha Etalon-Filter-System with B1800 Blocking Filter for 1.25" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1800 Blocking Filter for 1.25" Focuser

    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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $1,996.00

    Special Price: $1,796.40

  3. Lunt 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 2" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 2" Focuser

    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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $1,646.00

    Special Price: $1,481.40

  4. Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 1.25" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 1.25" Focuser

    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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $1,646.00

    Special Price: $1,481.40

  5. 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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $648.00

    Special Price: $583.20

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

    Lunt - 12mm Straight Thru 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
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $648.00

    Special Price: $583.20

  7. Lunt 100mm Ha Etalon Filter with B600 for 2" Focuser

    Lunt - 100mm Ha Etalon Filter with B600 for 2" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature which ... Learn More
    Model#: LS100FHa2/B600
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $5,846.00

    Special Price: $5,261.40

  8. Lunt - 100mm Ha Etalon Filter with B600 for 1.25" Focuser

    Lunt - 100mm Ha Etalon Filter with B600 for 1.25" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design ... Learn More
    Model#: LS100FHa1/B600
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $5,846.00

    Special Price: $5,261.40

  9. Lunt 100mm Ha Etalon Filter with B1800 for 2" Focuser

    Lunt - 100mm Ha Etalon Filter with B1800 for 2" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature

    ...
    Learn More
    Model#: LS100FHa2/B1800
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $6,496.00

    Special Price: $5,846.40

  10. Lunt - 100mm Ha Etalon Filter with B1800 for 1.25" Focuser

    Lunt - 100mm Ha Etalon Filter with B1800 for 1.25" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature ... Learn More
    Model#: LS100FHa1/B1800
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $6,496.00

    Special Price: $5,846.40

  11. Lunt 100mm Ha Etalon Filter with B1200 for 2" Focuser

    Lunt - 100mm Ha Etalon Filter with B1200 for 2" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature ... Learn More
    Model#: LS100FHa2/B1200
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $6,146.00

    Special Price: $5,531.40

  12. Lunt - 100mm Ha Etalon Filter with B1200 for 1.25" Focuser

    Lunt - 100mm Ha Etalon Filter with B1200 for 1.25" Focuser

    The new Lunt Solar Systems LS100 Hydrogen-Alpha Filter incorporates a unique design feature which

    ...
    Learn More
    Model#: LS100FHa1/B1200
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $6,146.00

    Special Price: $5,531.40

  13. 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

    ...
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    Model#: LS12CaKMDs2
    10% off Lunt products (ends July 31, 2015!)

    Regular Price: $1,018.00

    Special Price: $916.20

  14. Coronado - 5mm Blocking Filter

    Coronado - 5mm Blocking Filter

    The 5mm Blocking Filter is for use with any of the SolarMax series for telescopes with a focal length up to 500mm. It is a 1.25" right angled diagonal unit.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: BF5
    $329.00

  15. 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

    ...
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    FREE SHIPPING
    (48 States)
    Model#: BF30
    $1,599.00

  16. Coronado - 15mm Blocking Filter

    Coronado - 15mm Blocking Filter

    ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BF15
    $699.00

  17. Coronado - 15mm Block Filter: Straight Through

    Coronado - 15mm Block Filter: Straight Through

    The 15mm 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 1,500mm. It is a 1.25" right angled diagonal unit ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BF15ST
    $870.00

  18. Coronado - 10mm Blocking Filter

    Coronado - 10mm Blocking Filter

    The 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.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: BF10
    $499.00

  19. Baader Planetarium - K-Line Filter stacked 1.25" (incl. 3.8 AstroSolar 200x290mm Photo Film)

    Baader Planetarium - K-Line Filter stacked 1.25" (incl. 3.8 AstroSolar 200x290mm Photo Film)

    The New Baader Planetarium Calcium K-Line Filter makes imaging of the sun in K-Line accessible to anyone with a telescope and digital camera or webcam ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: CAK
    $357.00

  20. Baader Planetarium - D-ERF Energy Rejection Filter 90mm with IR-Cut Dielectric Coating

    Baader Planetarium - D-ERF Energy Rejection Filter 90mm with IR-Cut Dielectric Coating

    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 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: DERF-90
    $587.00

Items 21 to 40 of 47 total

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