Each Leica R SIM|MOD Prime Set is custom ordered and sourced from around the world by award winning DP Ron Sim csc.  Customized to perfection, each lens is hand picked and put through a rigorous inspection process to insure that every lens is free of haze, fungus, separation, dings and dents.  A full SIM|MOD Gold Package is performed on each lens.


Typically, each set consists of the following 6 out of the 12 variations available in LEICA R:


  • 19mm 2.8 VI Leitz Wetzlar Elmarit-R
  • 19mm 2.8 VII Leitz Wetzlar Elmarit-R (add $1500)
  • 24mm 2.8 Leitz Wetzlar Elmarit-R 
  • 28mm 2.8 Leitz Wetzlar Elmarit-R
  • 35mm 2.0 Leitz Wetzlar Summicron-R
  • 35mm 1.4 Summilux-R 
  • 50mm 2.0 Leitz Canada Summicron
  • 50mm 1.4 Summilux-R 
  • 60mm 2.8 Leitz Wetzlar MACRO Elmarit-R 
  • 90mm 2.0 Leitz Wetzlar Summicron-R
  • 100mm 2.8 Leitz Wetzlar Elmarit-R 
  • 135mm 2.8 Leitz Canada Elmarit-R 


Please allow 2 weeks for each customized set to be assembled.



    • Custom seamless 32-pitch (0.8 module) focus gear
    • Standardized 80mm Thread Outer Diameter Front Ring 
    • De-Clicked and damped aperture ring
    • LEITAX Leica R to CANON EF Mount Conversion
    • Full Clean/Lubricate/Adjust Process

***Please allow 3-5 business days for engraving***


Do you have a custom design or logo you'd like on your caps? Send it to design@simmodlens.com with your order number in the subject line.


Special Instructions:

  • Requests to change lens information and data will not be accepted once an order is submitted for processing and engraving.

  • Please leave notes and instructions for EACH cap in the "Additional Info" Section. 

  • If you're sending us a custom design file, please let us know by selecting the corresponding options or simply indicate that in your instructions.

  • If you do not see your focal length or f.stop in the pull-down menu, DO NOT select the closest number.  Please leave the exact info in the "Additional Info"  Section

  • If you will be submitting a custom design file, please note that on the order.

  • For custom designs, please download this Illustrator TEMPLATE and export as a transparent (no background) PNG file.  Email the design file to design@simmodlens.com with your order number in the subject line.


Watch Mark Holtze's video to learn more about the SIMMODING process: VINTAGE LENSES FOR VIDEO


Our Rear EF caps utilize a 1mm thick anodized aluminum top plate, allowing us to custom engrave to your specifications. Functional and stylish.


Want a matching Engraved Front Cap? Check them out here!


If you do not see a brand or focal length you are looking for, simply select OTHER and leave us a note.

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