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Denkmeier Optical

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  1. 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

  2. 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

  3. 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

  4. 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

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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.