50mm

Canon EF 50mm f-1.4 USM-2
Canon 50mm f/1.4 EF USM

Canon 50mm f1.8 EF MKi-2
Canon 50mm f/1.8 EF MKi Metal Mount

Chinon 50mm 1.7 Auto -2
Chinon 50mm f/1.7 Auto

Chinon 50mm 1.9 Auto-2
Chinon 50mm f/1.9 Auto

Leica R Summicrom-R 50mm 2.0 Leitz-2
Leica R Summicron-R 50mm f/2.0 Leitz

Nikon Nikkor 50mm 1.4 Ai-s-2
Nikon Nikkor 50mm f/1.4 Ai-s

Nikon Nikkor-S.C 50mm 1.4 Auto-2
Nikon Nikkor 50mm f/1.4 S.C Auto

Nikon 50mm 1.8 Series E-2
Nikon 50mm f/1.8 Series E

Nikon Nikkor 50mm 2.0-2
Nikon Nikkor 50mm f/2.0 Ai

http://cannonfastreviews.com/wp-content/uploads/2013/10/Nikon-H-50mm-f-2-Auto-Review-Close-Focus-1.jpg
Nikon H 50mm f/2 Auto

http://cannonfastreviews.com/wp-content/uploads/2013/10/Pentax-M-50mm-f-1.4-SMC-Review-Metal-1.jpg
Pentax M 50mm f/1.4 SMC

Super-Takumar 50mm 1.4 Asahi-2
Pentax Super Takumar 50mm f/1.4 -37801

http://cannonfastreviews.com/wp-content/uploads/2013/10/Pentax-Super-Takumar-50mm-f-1.4-37800-Review-Metal-1.jpg
Pentax Super Takumar 50mm f/1.4 -37800

Pentax-A 50mm 2.0 SMC 0-2
Pentax-A 50mm f/2.0 SMC 193

Pentax-A 50mm 2.0 SMC N-2
Pentax-A 50mm f/2.0 SMC 595

Sears 50mm 1.7 Auto MC-2
Sears 50mm f/1.7 Auto MC

Sigma 50mm 1.4 DG HSM EX-2
Sigma 50mm f/1.4 DG HSM EX