I tried my 135mm f4 SMC macro-Takumar on my Pentax 6x7 for some 'distance' work and found it very disappointing -- used Tripod, Mirror up too but my 1970's bought 50mm f4 SMC Macro-Takumar M42 screw lens for PENTAX is good at distance -- I will see if I can put on a sample
SPF Test 09.jpg
Here is a 'middle distance' shot on 2005 outdated Kodak Ultra 400 rated 250 ASA on my 50mm f4 SMC Macro-Takumar on Spotmatic F