Happily Serving You in the Same Location for Over 58 Years!

Welcome!

Filters

Items 41 to 60 of 90 total

per page
Page:
  1. 3

Set Descending Direction
  1. Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, PHOTOGRAPHIC version, incl.4 ND-filter 2" 0,6/0,9/1,8/3,0 & Solar-Continuum Filter 2"

    Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, PHOTOGRAPHIC version, incl.4 ND-filter 2" 0,6/0,9/1,8/3,0 & Solar-Continuum Filter 2"

    Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, PHOTOGRAPHIC version, incl ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: HERSCH-P
    $719.00

  2. Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, VISUAL version, incl 2" filter ND3,0 & Solar-Continuum Filter 2"

    Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, VISUAL version, incl 2" filter ND3,0 & Solar-Continuum Filter 2"

    Baader Planetarium - Safety Baader Cool Ceramic Herschel Prism 2" with ClickLock 2" Clamp, VISUAL version, incl 2" filter ND3,0 & Solar-Continuum Filter 2"The New Baader Planetarium 2" Herschel Safety Wedge Solar Prism offers the finest whi ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: HERSCH-V
    $639.00

  3. Baader Planetarium - Set 2" for InterLine-CCD, consisting of 4 Filters 2": H-alpha 35nm, H-beta, O III, S-II, No. 2458380/ 2458426/ 2458436/ 2458431 (with LPFC)

    Baader Planetarium - Set 2" for InterLine-CCD, consisting of 4 Filters 2": H-alpha 35nm, H-beta, O III, S-II, No. 2458380/ 2458426/ 2458436/ 2458431 (with LPFC)

    CCD imagers will find Baader's Premium Narrowband CCD passfilters to deliver the absolute highest contrast deep sky images in H-Alpha, H-Beta, Oxygen III, and Sulfur-II, with the shortest exposures possible ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: FNSET4-2
    $825.00

  4. Baader Planetarium - Set 50.8mm for InterLine-CCD, consisting of 4 Filters: H-alpha 35nm, H-beta, O III, S-II, No. 2458379/ 2458427/ 2458437/ 2458432

    Baader Planetarium - Set 50.8mm for InterLine-CCD, consisting of 4 Filters: H-alpha 35nm, H-beta, O III, S-II, No. 2458379/ 2458427/ 2458437/ 2458432

    CCD imagers will find Baader's Premium Narrowband CCD passfilters to deliver the absolute highest contrast deep sky images in H-Alpha, H-Beta, Oxygen III, and Sulfur-II, with the shortest exposures possible ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: FNSET4-RD50
    $895.00

  5. Coronado - 15mm Blocking Filter

    Coronado - 15mm Blocking Filter

    ... Learn More
    Model#: BF15
    $699.00

  6. Coronado - 40mm Ha Narrowband Element Front Unit & TMax Tuner for Double Stacking a PST Telescope

    Coronado - 40mm Ha Narrowband Element Front Unit & TMax Tuner for Double Stacking a PST Telescope

    Double-stack your Coronado PST with this 40mm double stacking filter and see more! No need to send it into Coronado for matchingjust screw the doublestack filter onto the end of your Personal Solar Telescope ... Learn More
    Model#: PSM40

    Regular Price: $795.00

    Special Price: $550.00

  7. Coronado - Narrowband Element Front Unit 40mm

    Coronado - Narrowband Element Front Unit 40mm

    H-Alpha 40mm narrowband unit for use in doublestacking. Cannot be used without secondary interference filter. Comes with T-Max tuner. Needs a SM40 Doublestack Adapter Plate (sold separately) in order to attach to a SolarMax 40 ... Learn More
    Model#: SM40
    $895.00

  8. Coronado - SolarMax II 40mm Filter with RichView™ Tuning with 5mm Blocking Filter

    Coronado - SolarMax II 40mm Filter with RichView™ Tuning with 5mm Blocking Filter

    Coronado by Meade SolarMax II Solar Filter set with RichView tuning system. Includes 40mm diameter primary H-Alpha etalon filter with sub 0.7 angstrom bandwidth and Blocking Filter ... Learn More
    Model#: SMF40-5
    $899.00

  9. CFW-1-8

    FLI - 8 position CFW (for 28mm filters)

    8 position CFW (for 28mm filters)Number of Filter Wheels: 1Filter Positions: EightFilter Size: 28 mm diameterFilter Thickness: 3 mm - 5 mmBody Thickness: 0.81"Camera Coupling Pocket: 2.930" PocketFilter Cup: 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: CFW-1-8
    $895.00

  10. Hutech - LRGB set (31mm unmounted) for QSI 500 series

    Hutech - LRGB set (31mm unmounted) for QSI 500 series

    Hutech LRGB filter set for QSI 500 series cameras.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: RS-31
    $575.00

  11. 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

  12. 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

  13. 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

  14. 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

  15. 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

  16. 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

  17. Lunt - 6mm Blocking Filter 2 " - calcium K in Star diagonal with T2 connection

    Lunt - 6mm Blocking Filter 2 " - calcium K in Star diagonal with T2 connection

    Calcium K (Ca-K) Telescopes and Filters are used to study the wavelength of 393.4nm. ... Learn More
    Model#: LS6CaKMDd
    $718.00

  18. Lunt - 6mm Blocking filter 2 " - in extension tube with T2 and 2 " connection

    Lunt - 6mm Blocking filter 2 " - in extension tube with T2 and 2 " connection

    Calcium K (Ca-K) Telescopes and Filters are used to study the wavelength of 393.4nm. ... Learn More
    Model#: LS6CaKMDs
    $718.00

  19. Lunt - Blocking Filter B1200 1.25 " - in star diagonal with T2 connection

    Lunt - Blocking Filter B1200 1.25 " - in star diagonal with T2 connection

    This 1.25" 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 ... Learn More
    Model#: B1200d1
    $648.00

  20. Lunt - Blocking Filter B1200 2 " - in star diagonal with T2 connection

    Lunt - Blocking Filter B1200 2 " - in star diagonal with T2 connection

    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 ... Learn More
    Model#: B1200d2
    $648.00

Items 41 to 60 of 90 total

per page
Page:
  1. 3

Set Descending Direction