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Lenses and accessories in this category have the M42 screw thread fitting, for many classic 35mm manual focus SLR cameras from companies including Pentax and Praktica. They can often be used on many bayonet fitting film and digital cameras with extra adapters, and each listing includes comprehensive compatibility information. Choose from the individual products below, with the latest additions and updates shown first.
Asahi Pentax Right Angle Finder with Case for Spotmatic, II, SP500, SP1000, F, ES and ES II, fits some other cameras
Adapter for using many M42 Screw Manual Lenses on Panasonic G GH GF GX GM or Olympus Pen, OM-D Micro Four Thirds Digital Cameras, box cap instructions
Canon Lens Mount Converter P Adapter for using many M42 Screw Lenses on R FL FD 35mm SLRs, FT F-1 FTb EF A-1 AV-1 AE-1P T70 T90 etc.
Adapter for many M42 Screw Manual, Preset or Auto/Manual Lenses on Konica AR 35mm Film SLR Cameras, Autoreflex A T T3N T4 TC TC-X FC-1 FS-1 FT-1 etc.
1:1 Macro Extension Tubes for many Pentax, Praktica or other M42 Screw SLRs and Lenses, with Manual Diaphragm
Adapter for many M42 Screw Lenses on Fujica AX and STX 35mm Film SLR Cameras (manual diaphragm only)
Praktica Electric Auto Macro Extension Tubes for M42 Screw, Full Aperture Metering with LLC PLC2 PLC3 VLC EE2 EE3