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

Welcome!

Filters

Items 1 to 20 of 93 total

per page
Page:
  1. 1

Set Descending Direction
  1. TeleVue - UHC Bandmate Filter 2 "

    TeleVue - UHC Bandmate Filter 2 "

    All Tele Vue filters are individually inspected for cosmetic and optical properties, as well as being serialized.The NebuStar Filter is a great general purpose filter for all nebulae observation ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BFH-0200
    5% off

    Regular Price: $315.00

    Special Price: $299.95

  2. Opticstar - 2" Nebula Deep Sky Filter

    Opticstar - 2" Nebula Deep Sky Filter

    This Opticstar 2" eyepiece is suitable for both visual observation and imaging these are all-in-one high-transmission deep sky filters.

    ...
    Learn More
    Model#: OSRIFNEB2

    Regular Price: $105.00

    Special Price: $99.75

  3. Opticstar - 1.25" 13% Moon Filter

    Opticstar - 1.25" 13% Moon Filter

    1.25" Moon Filter with 13% light transmission from Opticstar.

    ...
    Learn More
    Model#: OSRMN13

    Regular Price: $15.00

    Special Price: $14.25

  4. Opticstar - 1.25" 25% Moon Filter

    Opticstar - 1.25" 25% Moon Filter

    1.25" Moon Filter with 25% light transmission from Opticstar.

    ...
    Learn More
    Model#: OSRMN25

    Regular Price: $15.00

    Special Price: $14.25

  5. Opticstar 1.25" Light Pollution Filter

    Opticstar - 1.25" Light Pollution Filter

    This Opticstar Light Pollution Filter improve contrast for all types of telescopes; especially effective on the Moon and planets where they will show additional detail.

    ...
    Learn More
    Model#: OSRLPF1

    Regular Price: $50.00

    Special Price: $47.50

  6. Opticstar 2" Light Pollution Filter

    Opticstar - 2" Light Pollution Filter

    This Opticstar Light Pollution Filter improve contrast for all types of telescopes; especially effective on the Moon and planets where they will show additional detail.

    ...
    Learn More
    Model#: OSRLPF2

    Regular Price: $80.00

    Special Price: $76.00

  7. DGM Optics - 2" Narrow Pass Band (NPB) Nebula Filter

    DGM Optics - 2" Narrow Pass Band (NPB) Nebula Filter

    The NPB is the ONE filter to have if you have just one, and now regarded as the top narrowband  (UHC type) filter in the world. Judged by renown astro-equipment author Phil Harrington as the best of nine leading competitors in the Astronomy Magazine review "Secret Weapons" (August 2005).

    ...
    Learn More
    Model#: NPB 2
    $150.00

  8. DGM Optics - 1.25" Narrow Pass Band (NPB) Nebula Filter

    DGM Optics - 1.25" Narrow Pass Band (NPB) Nebula Filter

    The NPB is the ONE filter to have if you have just one, and now regarded as the top narrowband  (UHC type) filter in the world. Judged by renown astro-equipment author Phil Harrington as the best of nine leading competitors in the Astronomy Magazine review "Secret Weapons" (August 2005).

    ...
    Learn More
    Model#: NPB 1.25
    $75.00

  9. DGM Optics - 2" VHT Filter

    DGM Optics - 2" VHT Filter

    The VHT is "mid-band" Nebula/LPR filter that is the perfect match for smaller scopes, or binoculars that can use filters. This filter provides a good balance between the NPB and GCE with regards to contrast vs. field background and star brightness.

    ...
    Learn More
    Model#: VHT 2
    $140.00

  10. DGM Optics - 1.25" VHT Filter

    DGM Optics - 1.25" VHT Filter

    The VHT is "mid-band" Nebula/LPR filter that is the perfect match for smaller scopes, or binoculars that can use filters. This filter provides a good balance between the NPB and GCE with regards to contrast vs. field background and star brightness.

    ...
    Learn More
    Model#: VHT 1.25
    $70.00

  11. Orion - 2" Extra Narrowband Filter Set

    Orion - 2" Extra Narrowband Filter Set

    These specialized astrophotography filters pass select wavelengths and essentially block all other wavelengths of light, including light pollution, so you can capture images in less than ideal conditions.

    ...
    Learn More
    Model#: 25545
    $969.95

  12. Vixen - Moon Filter 1.25"

    Vixen - Moon Filter 1.25"

    While looking at the reflect light off the Moon can not physically harm the observer, the intensity can be very bright. By adding this filter into the optical path, the observer can relax and enjoy the many fascinating features found on our Moon.

    ...
    Learn More
    Model#: 3702
    $35.95

  13. TO - LP-4  H-Beta (Red Cell)  2"

    TO - LP-4 H-Beta (Red Cell) 2"

    LP-4 H-Beta (Red Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP4-2
    $179.00

  14. TeleVue - Bandmate Mars TYPE A Filter

    TeleVue - Bandmate Mars TYPE A Filter

    Bandmate™ Mars Type-A FilterWe all know you can't have your cake and eat it too, but the Bandmate™ Mars Type-A filter lets you at least have a good taste! The Type-A is a dual band filter with different dielectric coatings on each side of t ... Learn More
    Model#: BMA-0125
    5% off

    Regular Price: $205.00

    Special Price: $194.75

  15. TeleVue - Bandmate Mars TYPE B Filter

    TeleVue - Bandmate Mars TYPE B Filter

    Bandmate™ Mars Type-B FilterThe Bandmate™ Mars Type-B filter is a high efficiency, single band dielectric coating that achieves penetrating views of the Martian surface. The surface appearance is similar to that of the popular #21 filter ... Learn More
    Model#: BMB-0125
    5% off

    Regular Price: $205.00

    Special Price: $194.75

  16. TO - LP-1  Broadband (Black Cell)  1.25"

    TO - LP-1 Broadband (Black Cell) 1.25"

    The Thousand Oaks Optical product line now includes ... Learn More
    Model#: LP1-1.25
    $89.00

  17. TO - LP-1  Broadband (Black Cell)  2"

    TO - LP-1 Broadband (Black Cell) 2"

    Enhanced deep sky viewing with the latest in multi ... Learn More
    Model#: LP1-2
    $149.00

  18. TO - LP-2  Narrowband (Blue Cell)  1.25"

    TO - LP-2 Narrowband (Blue Cell) 1.25"

    Thousand Oaks Optical LP-2 Narrowband (Blue Cell) 1.25" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP2-1.25
    $89.00

  19. TO - LP-2  Narrowband (Blue Cell)  2"

    TO - LP-2 Narrowband (Blue Cell) 2"

    LP-2 Narrowband (Blue Cell) 2" FilterEnhance your deep sky viewing with the latest in multi-layer coating technology. Thousand Oaks filters transmit desired wave-lengths in a very steep slope rather than ... Learn More
    Model#: LP2-2
    $179.00

  20. TO LP-3 OIII (Green Cell) 1.25"

    TO - LP-3 OIII (Green Cell) 1.25"

    ... Learn More
    Model#: LP3-1.25
    $89.00

Items 1 to 20 of 93 total

per page
Page:
  1. 1

Set Descending Direction