I have both of these cameras. Just how hard is it to clean the viewfinder without touching anything else? I want to give it a try if not too complicated...
A full-featured open-source framework for processing generic image (2D,3D,3D+t) with multiple interfaces: command-line (cli), gimp plug-in, web service, Qt plug-in, C++ library
This is a Zorki 4 rangefinder made by Krasnogorsk Mechanical Factory (KMZ) in Moscow, Russia. The first Zorkis were built by KMZ in 1947 after the FED...
This post is intended to allow a DIY-er to adjust the RF on a FED or Zorki. The information can be found elsewhere on the net but I thought it might be...
Agisoft Metashape is a stand-alone software product that performs photogrammetric processing of digital images and generates 3D spatial data to be used in GIS applications, cultural heritage documentation, and visual effects production as well as for indirect measurements of objects of various scales.
A. Brack, A. Hoppe, P. Buschermöhle, and R. Ewerth. JCDL '22: The ACM/IEEE Joint Conference on Digital Libraries in 2022, Cologne, Germany, June 20 - 24, 2022, page 34. ACM, (2022)