The shot below is an example of what can be achieved at f/1.2 with the 50mm f/1.2 MD Rokkor-X. While not bitingly sharp the shot is one of my favourites. With a 50mm f/1.2 there's not such a huge benefit in sharpness anyway, as any normal subject will exhibit a degree of softness at f/1.2 simply due to the shallow depth of field.. 1 In the beginning was the Word, and the Word was with God, and the Word was God. 2 The same was in the beginning with God. 3 All things were made by him; and without him was not any thing made that was made.. PP-Gewindefitting Reduzierstück - 1/2" AG auf 3/4" IG Die PP Spitzmuffe ist eine Reduzierung die sowohl innen als auch außen mit einer ca. 2 mm Gummidichtung versehen ist. Somit ist der Einsatz von Dichtungsmaterial wie zum Beipspiel Teflonband überflüssig..