Carl Zeiss Jena Biotar 75mm F1.5 (version 1) vs Carl Zeiss Jena Biotar 75mm F1.5 (version 2)

Full Comparison

Image properties

Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)
Focal length
, 75
, 75
Image stabilisation
noNo
noNo

Aperture

Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)
Aperture max
1.5
1.5
Aperture min
22
22
Aperture ring
yesYes
yesYes
Number of diaphragm blades
10
10
Aperture Lock
noNo
yesYes

Optics

Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)
Construction
Fixed
Fixed
Elements
6
6
Groups
4
4
Special elements / coatings
Optional
Optional

Focus

Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)
Focus method
Extending front
Extending front
Autofocus
noNo
noNo
Full-time Manual focusing
yesYes
yesYes
Closest focusing distance
31.50 in
31.50 in
Distance scale
yesYes
yesYes
Depth of field (DoF) scale
yesYes
yesYes
Focus distance limiter
noNo
noNo

Dimensions

Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 1)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)Carl Zeiss Jena Biotar 75mm F1.5 (version 2)
Lens type
Telephoto
Telephoto
Lens mount
M42, EXA
M42, EXA
Weight
0.99 lb
1.23 lb
Length
2.99 in
2.99 in
Filter size
2.17 in
2.28 in
Sealing
noNo
noNo
Filter thread
yesYes
yesYes
Filter Built In
noNo
noNo
Filter Rear Slot
noNo
noNo
Hood supplied
noNo
noNo
Tripod collar
noNo
noNo

Often compared to Biotar 75mm F1.5 (version 1)

Often compared to Biotar 75mm F1.5 (version 2)