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Denkmeier Optical

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  1. Denkmeier - Denk II Binoviewer without Case

    Denkmeier - Denk II Binoviewer without Case

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

  2. Denkmeier #S2 Dielectric Power x Switch Star Diagonal Shorty

    Denkmeier - #S2 Dielectric Power x Switch Star Diagonal - Shorty

    Diagonal #S2 For SCTsAllows Binoviewers to be used in SCTs for instant normal, reduction and multiplication factors ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: S2-99STY
    $509.00

  3. Denkmeier - #R2 Silver Enhanced Power x Switch Star Diagonal - Regular

    Denkmeier - #R2 Silver Enhanced Power x Switch Star Diagonal - Regular

    The Denkmeier 2" Power x Switch Diagonal #R2 for Refractors#R2 provides tremendous versatility allowing a binoviewer to move through up to 6 different magnifications with a low 1.26X power factor to a high power of 3 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: R2-97REG
    $599.00

  4. Denkmeier - Denk Hi Def UHC Nebula Filters 1.25 " format
  5. 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

  6. S1-99STY

    Denkmeier - #S1 Dielectric Power x Switch Star Diagonal - Shorty

    Diagonal #S1 - For SCTs Using Single EyepiecesDesigned specifically for single eyepiece use (non-binoviewer) in an SCT and allows focal reduction, normal and 2X magnifications instantly ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: S1-99STY
    $509.00

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

  8. 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

  9. Denkmeier - #S2 Silver Enhanced Power x Switch Star Diagonal - Shorty

    Denkmeier - #S2 Silver Enhanced Power x Switch Star Diagonal - Shorty

    Diagonal #S2 For SCTsAllows Binoviewers to be used in SCTs for instant normal, reduction and multiplication factors ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: S2-97STY
    $389.00

  10. Denkmeier #R1 Dielectric Power x Switch Star Diagonal - Regular

    Denkmeier - #R1 Dielectric Power x Switch Star Diagonal - Regular

    Diagonal #R1 For RefractorsAllows any Denkmeier Binoviewer to be loaded into the eyepiece receptacle for 3 magnifications with a single pair of eyepieces ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: R1-99REG
    $619.00

  11. Denkmeier - Denk Hi Def UHC Nebula Filters 2 " format
  12. Denkmeier - D21 Eyepiece

    Denkmeier - D21 Eyepiece

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

  13. 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

  14. Denkmeier - 2 " 3X Multiplier

    Denkmeier - 2 " 3X Multiplier

    With Refractors:Basically, the Multiplier acts as a Barlow. The difference is that the Multiplier is modular and will thread to any existing accessory that can accept male 2" threads or male 1 ... Learn More
    Model#: 3X-MULT
    $149.00

  15. 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

  16. Denkmeier - #S1 Silver Enhanced Power x Switch Star Diagonal - Regular

    Denkmeier - #S1 Silver Enhanced Power x Switch Star Diagonal - Regular

    2" Star Diagonal # S1Available with 97% Silver Enhanced coatings, includes a 1.25" adapter for 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: S1-97REG
    $389.00

  17. Denkmeier - #R1 Silver Enhanced Power x Switch Star Diagonal - Regular

    Denkmeier - #R1 Silver Enhanced Power x Switch Star Diagonal - Regular

    Diagonal #R1 For RefractorsAllows any Denkmeier Binoviewer to be loaded into the eyepiece receptacle for 3 magnifications with a single pair of eyepieces ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: R1-97REG
    $499.00

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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.