Note: this does not claim to be a complete list but it is all the ones I've found

Praktica L series lenses c1974

Lens	Maximum Aperture	Focal Length (mm)	Diameter - Screw fitting (mm.)	Diameter - push-on fitting (mm.)
Pentacon auto	1.8	50	49	51
Pentacon electric	1.8	50	49	51
Zeiss Pancolor	1.8	50	49	51
Zeiss Pancolor with elec. diaphragm coupling	1.8	50	49	51
Zeiss Tessar	2.8	50	49	51
Domiplan	2.8	50	49	51
Zeiss Flektogon	4	20	77	80
Pentacon auto	2.8	29	55	57
Pentacon electric	2.8	29	55	57
Pentacon	3.5	30	49	51
Zeiss Flektagon	2.8	35	49	51
Pentacon auto	2.8	100	49	51
Pentacon electric	2.8	100	49	51
Pentacon auto	2.8	135	55	60
Pentacon electric	2.8	135	55	60
Pentacon	2.8	135	55	57
Zeiss S	3.5	135	49	51
Zeiss S	2.8	180	86	90
Pentacon	4	200	58	60
Zeiss S	4	300	86	90
Pentacon	4	300	95	100
Pentacon	5.6	500	118	125
Zeiss (mirror lens)	5.6	1000	built-in filters	-

 

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