Model: Zeiss CP.2 Super Speeds
Focal Length: 18,24,35,50,85,135
Mount: PL
Speed: T1.5-3.6
Front Diameter: 114mm
Weight: 1.9-2.4lbs
Model: Leica R
Focal Length: 24,35,50,60,90,135
Mount: EF
Speed: T1.4-2.8
Front Diameter: 80mm
Weight: 1lbs
Model: Zeiss Contax/Yashica Primes
Focal Length: 18,25,28,35,50,85,135,180
Mount: EF
Speed: T1.4-4
Front Diameter: 80mm
Weight: 0.69-1.48lbs
Model: Canon CN-E Cinema Primes
Focal Length: 14,24,35,50,85,135
Mount: EF
Speed: T2.2-T3.1
Front Diameter: 114mm
Weight: 2.6-3.1lbs
Model: Nikon AIS
Focal Length: 20,28,35,50,85,105,135
Mount: EF
Speed: T1.2-2.8
Front Diameter: 80mm
Weight: 1-1.5lbs