slackercrurster Member Joined Oct 15, 2017 Messages 934 Location L.A. - NYC - Rustbelt Format Multi Format Dec 31, 2018 #1 When you adapt a lens to a Pentax or Leica how much light is lost in f stops?
Ian Grant Subscriber Joined Aug 2, 2004 Messages 23,262 Location West Midland Format Multi Format Dec 31, 2018 #2 A simple adapter has no effect on light loss. Ian