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Carl Zeiss Jena 
Lenses for Praktina cameras

Manufacturer: VEB Carl Zeiss Jena
Company location: Jena, German Democratic Republic (East Germany)
Manufacturer name on the lenses: Carl Zeiss Jena

Lenses with fixed mount

Lens Name Focal
Lenght
mm
Aperture
Max-Min
Elem./
Groups
Closest
Focus
m
Diaph.
Type
Finishing
Code
Filter
Size
mm
Flektogon
25 4-22 7/6 0,2 ASB v.1 SL
v.2 BL
77x0.75
Flektogon
35 2.8-16 6/5 0,35 BV SL (Note 1)
Flektogon
35 2.8-16 6/5 0,35 SB SL (Note 2)
Flektogon
35 2.8-16 6/5 0,36 ASB SL (Note 2)
Tessar
40 4.5-16 4/3 0,4 NB SL 49x0.75
Tessar
50 2.8-16 4/3 0,5 BV SL 40.5x0.5
Tessar
50 2.8-16 4/3 0,5 SB SL 49x0.75
Tessar
50 2.8-16 4/3 0,5 ASB v.1 SL-SF
v.2 SL-BF
49x0.75
Flexon
50 2-22 6/4 0,5 ASB v.1 SL-SF
v.2 SL-BF
49x0.75
Pancolar
50 2-22 6/4 0,5 ASB v.1 SL-SF
v.2 SL-BF
49x0.75
Biotar
58 2-16 6/4 0,5 BV SL 49x0.75
Biotar
58 2-16 6/4 0,5 SB SL 49x0.75
Biotar
75 1.5-16 6/4 0,8 BV SL 58x0.75
Biometar
80 2.8-16 5/4 0,8 BV SL 49x0.75
Biometar
80 2.8-22 5/4 0,8 ASB v.1 BL-SD
v.2 BL-BD
49x0.75
Biometar
120 2.8-22 5/4 1,3 ASB v.1 BL-SD
v.2 BL-BD
67x0.75
Triotar
135 4-22 3/3 1,2 BV SL 49x0.75
Sonnar
135 4-22 4/3 1,2 BV SL 49x0.75

Lenses with interchangeable mount

Lens Name
adapter type
Focal
Lenght
mm
Aperture
Max-Min
Elem./
Groups
Closest
Focus
m
Diaph.
Type
Finishing
Code
Filter
Size
mm
Sonnar
CZ-1
180 2.8-22 5/3 1,5 BV BL 77x0.75
Sonnar
CZ-1
300 4-22 5/3 3 BV BL 77x0.75
Fernobjectiv
CZ-2
500 8-45 2/1 6 RB BL 77x0.75
Spiegelobjectiv
CZ-3
500 4-4 4 & two
mirrors
7 none v.1 BL
v.2 YG
special
fitting
Spiegelobjectiv
CZ-4
1000 5.6-5.6 4 & two
mirrors
16 none v.1 BL
v.2 YG
special
fitting

Lenses with Praktisix mount

Lens Name
adapter type
Focal
Lenght
mm
Aperture
Max-Min
Elem./
Groups
Closest
Focus
m
Diaph.
Type
Finishing
Code
Filter
Size
mm
Sonnar
CZ-5
180 2.8-22 5/3 1,5 ASB BL 86x1
Sonnar
CZ-5
300 4-32 5/3 4 ASB BL 86x1

Marks on the Lenses
The lenses destined for export were marked from 1954 with different engraving.
The manufacturer name Carl Zeiss Jena was replaced by C.Z.Jena and later by Jena.
The names of the lenses marked Jena were replaced by the initial letter of the original name:
B - Biotar, Bm - Biometar, F - Flektogon, S - Sonnar, T - Tessar, Tr - Triotar.

Filter Size
Note 1: 51 slip-on filters; none thread on the lens.
Note 2: 58x0.75 filters with adapter ring M58-M49; 49x0.75 thread on the lens.

Finishing Code
SL : silver
SL-SF : silver with silver filter ring
SL-BF : silver with black filter ring
BL : black
BL-SD : black with silver distance indicator ring
BL-BD : black with black distance indicator ring
YG : yellow-green

Carl Zeiss adapters with Praktina mount
The adapters have been coded for identification's purpose.


Adapter type CZ-1

Adapter type CZ-2

Adapter type CZ-3

Adapter type CZ-4

Adapter type CZ-5

Adapter type CZ-5

 

 
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LENSES
Lenses with PK mount
Carl Zeiss Jena
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Last Revision: June 2015