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

Welcome!

Denkmeier Optical

Items 1 to 20 of 42 total

per page
Page:
  1. 1

Set Descending Direction
  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 #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

  3. 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

  4. 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

  5. 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

  6. 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.

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

  7. 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

  8. Denkmeier 97% Enhanced Filter Switch Star Diagonal

    Denkmeier - 97% Enhanced Filter Switch Star Diagonal

    The Denkmeier Filter Switch is an innovative accessory for both astronomy and photography that allows the user's 2" and 1.25” filters to be moved in and out of the light path while offering full protection from dew and dust.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: FSD-97
    $299.00

  9. 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

  10. Denkmeier - #S2 Silver Enhanced Power x Switch Star Diagonal - Regular

    Denkmeier - #S2 Silver Enhanced 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#: S2-97REG
    $389.00

  11. Denkmeier - #R1 Silver Enhanced Power x Switch Star Diagonal - Shorty

    Denkmeier - #R1 Silver Enhanced 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#: R1-97STY
    $499.00

  12. 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

  13. 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

  14. Denkmeier - Bino-Corrector for P.S.T.

    Denkmeier - Bino-Corrector for P.S.T.

    Our latest innovation is a relay system that allows the Coronado P.S.T." to be used with any Denk Binoviewer. See our Sun in H-a with two eyes ... Learn More
    Model#: PST-BC
    $179.00

  15. Denkmeier - #S1 Dielectric Power x Switch Star Diagonal - Regular

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

    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#: S1-99REG
    $509.00

  16. Denkmeier - Denk II Binoviewer with Case

    Denkmeier - Denk II Binoviewer with Case

    Denkmeier Denk II Binoviewer with case.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: D2-AC-C
    $938.00

  17. Denkmeier - 1.25" Adapter for 1.25" Filters

    Denkmeier - 1.25" Adapter for 1.25" Filters

    Using 1.25" Filters: 1.25" Step-Down Adapters. These may be ordered singly. They can fit into both Left and Right 2" Carriers. Order one for each 1.25" Filter ... Learn More
    Model#: FSC-125
    $16.00

  18. Denkmeier - Denk II Binoviewer without Case

    Denkmeier - Denk II Binoviewer without Case

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

  19. 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

  20. 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

Items 1 to 20 of 42 total

per page
Page:
  1. 1

Set Descending Direction

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.