Schneider Kreuznach Componon 40/4 enlarger lens

This lens has M39 screw mount.
Infinity focus cannot be achived with DSLR due short register. I used Sony NEX5 plus extension tube and cmount-NEX to shot below, no focusing ring.

1 stopped down

Wideopen

cropped, stopped down

Kodak Cine Ektar 25/1,9 kodak M mount

Kodak made many photographic product. They have great reputation for long time. Too bad now they're gone. in lenses department they made some nice lenses. According to camerapedia.wikia.com Ektar is the best grade of their line.

Category	mid-1930s	1940s	1950s
Pro quality lenses	Anastigmat Ektar	Ektar	Ektar
High Quality lenses	Anastigmat Special	Anastar	Ektanar
Quality lenses	Anastigmat	Anaston	Ektanon
Entry level lenses	Diway, Bimat, Twindar, Kodar	Kodet, Kodar	Kodet, Kodar

 The lens is the siver one :P 

Just got this lens, no adapter available for NEX yet.

 I try to use it handheld with cmount-nex adapter 

Vignete is strong, it's like using tilt shift adapter :D LOL

cropped

full frame on NEX

Sample on Olympus EPM1

There's slight vignete on corner in Olympus EPM1

Rodenstock Rodagon 50/2,8 enlarger lens

Rodenstcok is famous name in eye glasses now. Not many people know that They had great reputation in photographic lenses in the past.
Price of their product usually in high level, specially for M42 lenses. Rodagon series was made for dark room equipment. it is an enlarger lens with M39 thread mount.

In these pictures I used NEX5, and put extension tube with LTM/L39 to NEX adapter on it.