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Denkmeier Optical

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  1. Denkmeier - Spectrum 60 Upgrade for Coronado PST

    Denkmeier - Spectrum 60 Upgrade for Coronado PST

    The brand new Spectrum 60 Upgrade for your PST! Increases objective aperture by 50% for substantial gains in resolution ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: S60-PST

    Regular Price: $699.00

    Special Price: $599.00

  2. Denkmeier - PartO/#150

    Denkmeier - PartO/#150

    The 1.25" Nosepiece for Denk Binoviewers called Part O is shown with optic (upper left in photo) ... Learn More
    Model#: 150_PartO
    $199.00

  3. Denkmeier - Optional Aluminum Eyepiece Vault Pair

    Denkmeier - Optional Aluminum Eyepiece Vault Pair

    The Eyepiece Vault - In order to properly protect your eyepiece investment, Denkmeier Optical, Inc. introduced a new concept. Each eyepiece is encased in an Eyepiece Vault. The bottom of the eyepiece barrel is threaded, and so is the base of The Vault ... Learn More
    Model#: EPV-P
    $49.00

  4. Denkmeier - Optical Adapter for Lunt 2" Diagonal

    Denkmeier - Optical Adapter for Lunt 2" Diagonal

    For the better part of a full Solar Cycle, we at Denkmeier Optical, Inc. have been coming up with innovative solutions that allow H-a Systems to reach focus with our Denk Binoviewers ... Learn More
    Model#: OA-LUNT
    $199.00

  5. Denkmeier Filter Switch Option added to Denk II Refractor, SCT, Newtonian Universal and Super System Power Switch Packages

    Denkmeier - Filter Switch Option added to Denk II Refractor, SCT, Newtonian Universal and Super System Power Switch Packages

    Just install your own 2" or 1.25" filters into The filter Switch Carriers for Filter Switching at your fingertips! Protects valuable filters too.

    ...
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    (48 States)
    Model#: FSO
    $249.00

  6. Denkmeier Filter Switch Option added to Denk II Refractor (special price WITH purchase of Denkmeier Binoviewer)

    Denkmeier - Filter Switch Option added to Denk II Refractor (special price WITH purchase of Denkmeier Binoviewer)

    Denkmeier Filter Switch Option added to Denk II Refractor (special price WITH purchase of Denkmeier Binoviewer)

    ...
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    (48 States)
    Model#: D2-AC+FSO
    $1,088.00

  7. Denkmeier - Filter switch Option added to Denk II & Standard Super Systems

    Denkmeier - Filter switch Option added to Denk II & Standard Super Systems

    Filter Switch Retro-Fit for All Denkmeier Power Switch Star Diagonals (S1/S2/R1/R2) and William Optics Star Diagonals.Note: All Star Diagonals must be sent for retro-fitting ... Learn More
    Model#: FS-OPTION
    $189.00

  8. Denkmeier - Filter Switch for Camera

    Denkmeier - Filter Switch for Camera

    Filter Switch for Camera T-Ring: Includes Filter Switch and Camera AdapterMove filters in or out of your camera's light path. Filters are fully protected. Load in your 2" or 1.25" filters ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: FS-CAM
    $229.00

  9. Denkmeier - Denk II Super System without Case

    Denkmeier - Denk II Super System without Case

    Denkmeier Denk II Super System Binoviewers have superb optical quality for Planetary, Lunar, Solar and Deepsky use. ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: D2-SS
    $1,295.00

  10. Denkmeier - Denk II Super System with Case

    Denkmeier - Denk II Super System with Case

    Denkmeier Denk II Super System Binoviewers have superb optical quality for Planetary, Lunar, Solar and Deepsky use. ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: D2-SS-C
    $1,334.00

  11. Denkmeier - Denk II Binoviewer without Case

    Denkmeier - Denk II Binoviewer without Case

    ... Learn More
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    (48 States)
    Model#: D2-AC
    $899.00

  12. Denkmeier - Denk II Binoviewer with Case

    Denkmeier - Denk II Binoviewer with Case

    Denkmeier Denk II Binoviewer with case.

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    (48 States)
    Model#: D2-AC-C
    $938.00

  13. Denkmeier - Denk Hi Def UHC Nebula Filters 2 " format
  14. Denkmeier - Denk Hi Def UHC Nebula Filters 1.25 " format
  15. Denkmeier - Denk Hi Def OIII Nebula Filter 2 " format

    Denkmeier - Denk Hi Def OIII Nebula Filter 2 " format

    A Hi-Def OIII Filter brings out luxurious contrast in gaseous emission nebula. ... Learn More
    Model#: HD_OIII_2
    $185.00

  16. Denkmeier - Denk Hi Def OIII Nebula Filter 1.25 " format

    Denkmeier - Denk Hi Def OIII Nebula Filter 1.25 " format

    A Hi-Def OIII Filter brings out luxurious contrast in gaseous emission nebula. ... Learn More
    Model#: HD_OIII_125
    $99.00

  17. Denkmeier - Denk Hi Def Dual Band Planetary Filters

    Denkmeier - Denk Hi Def Dual Band Planetary Filters

    Format: 1.25 inch Cell: 1 ... Learn More
    Model#: HD_PLANET
    $125.00

  18. Denkmeier - D21 Eyepiece Pair

    Denkmeier - D21 Eyepiece Pair

    Specifications: Available Focal Lengths: 21mm 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: EPP-D21
    $549.00

  19. Denkmeier - D21 Eyepiece

    Denkmeier - D21 Eyepiece

    Specifications: Available Focal Lengths: 21mm 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: EPS-D21
    $289.00

  20. Denkmeier - D14 Single Eyepiece

    Denkmeier - D14 Single Eyepiece

    Specifications: Available Focal Lengths: 14mm 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: EPS-D14
    $329.00

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Denkmeier Optical, Inc. is a company co-owned by Russ Lederman and Spectrum Thin Films in Hauppauge NY. Russ Lederman is Inventor of The Power x Switch and Power Switch Star Diagonals. Let Denkmeier Optical be your source for the finest Binoviewers, Eyepieces, and Star Diagonals available anywhere. Whether your telescope is an SCT, Newtonian Reflector, Refractor, Maksutov Cassegrain, Dobsonian, Classical Cassegrain, RCX or other RC telescope brand, we have a binocular viewer for you! See our FAQ section for answers to common questions.


You may now see copies  of our products with similar sounding names elsewhere, but do not be tricked or misled : This is The Only Home Of Denkmeiwer Optical. Each and every Denk undergoes personal hands-on quality control procedures by Denk's owners throughout the production process in a state for the art facility here in the USA.