Carl Zeiss
Biotar 4cm f/2
Loading ratings…
Year
1934 – 1938
Type
Grand angle
Focal Length
40mm
Loading collection…
Loading ratings…
Technical Specifications
CategoryObjectif
TypeGrand angle
RangeZeiss Ikon Contax
Start Year1934
End Year1938
CountryGermany
MountContax RF outer bayonet
CompatibilityContax I/II/III
Focal Length40mm
Focal TypeFixe
Max Aperturef/2
Min Aperturef/22
Optical Formula6 éléments / 4 groupes
FocusManuelle
Minimum Focus0.9m
StabilizationNon
AutofocusNon
ColorBlack/Nickel | Chrome
MaterialsMétal
Other Carl Zeiss lenses
Compatible cameras (6)
Mount-family matches. Check the exact version and supported functions before use.