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Denkmeier Optical

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

    Denkmeier - D21 Eyepiece

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

  3. 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
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    (48 States)
    Model#: S1-99STY
    $509.00

  4. Denkmeier #150 Cell 1.25 " for Coronado BF Diagonal (CORONADO DIAGONAL SOLD SEPARATELY!!!!)

    Denkmeier - #150 Cell 1.25 " for Coronado BF Diagonal

    The #150 1.25" Cell For Coronado BF DiagonalsThis optical cell will allow a Denkmeier Binoviewer to reach focus in a refractor equipped with the Solarmax 40, 60 or 90mm filter systems

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    Model#: 150-Cell
    $119.00

  5. 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
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    (48 States)
    Model#: FS-CAM
    $229.00

  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 - #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
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    (48 States)
    Model#: S1-97REG
    $389.00

  8. 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
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    (48 States)
    Model#: R1-97REG
    $499.00

  9. Denkmeier - #R2 Diekectric Power x Switch Star Diagonal - Regular

    Denkmeier - #R2 Diekectric 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

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    (48 States)
    Model#: R2-99REG
    $719.00

  10. 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

  11. 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

  12. 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
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    (48 States)
    Model#: D2-SS-C
    $1,334.00

  13. Denkmeier - 2" Format Filter Carriers

    Denkmeier - 2" Format Filter Carriers

    Ordering Optional 2" Carriers: Each Carrier is enclosed in its own plastic square case. The Case will protect your 2" Filters after they are loaded into the carrier ... Learn More
    Model#: FSC-2
    $16.00

  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 - 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
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    (48 States)
    Model#: S60-PST

    Regular Price: $699.00

    Special Price: $599.00

  16. Denkmeier #S2 Dielectric Power x Switch Star Diagonal Regular

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

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

  17. Denkmeier - #R1 Dielectric Power x Switch Star Diagonal - Shorty

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

    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#: R1-99STY
    $619.00

  18. 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

  19. Denkmeier - D14 Eyepiece Pair

    Denkmeier - D14 Eyepiece Pair

    Specifications: Available Focal Lengths: 14mm 1 ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: EPP-D14
    $629.00

  20. 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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    FREE SHIPPING
    (48 States)
    Model#: FSO
    $249.00

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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.