Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
MamiyaAuto Mamiya/Sekor ES 105mm F/2.8	MAMIYA E	Telephoto	1971	105mm	f/2.8	400g
MamiyaAuto Mamiya/Sekor ES 135mm F/2.8	MAMIYA E	Telephoto	1971	135mm	f/2.8	530g
MamiyaAuto Mamiya/Sekor ES 200mm F/3.5	MAMIYA E	Telephoto	1971	200mm	f/3.5	960g
MamiyaAuto Mamiya/Sekor ES 21mm F/4	MAMIYA E	Wide	1971	21mm	f/4	320g
MamiyaAuto Mamiya/Sekor ES 28mm F/2.8	MAMIYA E	Wide	1971	28mm	f/2.8	300g
MamiyaAuto Mamiya/Sekor ES 35mm F/2.8	MAMIYA E	Wide	1971	35mm	f/2.8	280g
MamiyaAuto Mamiya/Sekor ES 55mm F/1.4	MAMIYA E	Portrait	1971	55mm	f/1.4	360g
MamiyaAuto Mamiya/Sekor ES 55mm F/1.8	MAMIYA E	Portrait	1971	55mm	f/1.8	270g
MamiyaAuto Mamiya/Sekor Macro ES 60mm F/2.8	MAMIYA E	Macro	1971	60mm	f/2.8	255g
Mamiya-Sekor E 135mm F/2.8	MAMIYA E	Telephoto	1981	135mm	f/2.8	310g
Mamiya-Sekor E 135mm F/3.5	MAMIYA E	Telephoto	1980	135mm	f/3.5	310g
Mamiya-Sekor E 200mm F/4	MAMIYA E	Telephoto	1980	200mm	f/4	400g
Mamiya-Sekor E 28mm F/2.8	MAMIYA E	Wide	1981	28mm	f/2.8	165g
Mamiya-Sekor E 28mm F/3.5	MAMIYA E	Wide	1980	28mm	f/3.5	160g
Mamiya-Sekor E 28mm F/3.5 S	MAMIYA E	Wide	1982	28mm	f/3.5	140g
Mamiya-Sekor E 300mm F/4	MAMIYA E	Telephoto	1981	300mm	f/4	730g
Mamiya-Sekor E 35mm F/2.8	MAMIYA E	Wide	—	35mm	f/2.8	145g
Mamiya-Sekor E 50mm F/1.4	MAMIYA E	Portrait	1981	50mm	f/1.4	200g
Mamiya-Sekor E 50mm F/1.7	MAMIYA E	Portrait	1980	50mm	f/1.7	165g
Mamiya-Sekor E 50mm F/1.7 S	MAMIYA E	Portrait	1982	50mm	f/1.7	150g
Mamiya-Sekor E 50mm F/2	MAMIYA E	Portrait	1980	50mm	f/2	145g
Mamiya-Sekor E 50mm F/2 S	MAMIYA E	Portrait	—	50mm	f/2	145g
Mamiya-Sekor E 50mm F/3.5 Macro	MAMIYA E	Macro	1980	50mm	f/3.5	205g
Mamiya-Sekor E 80-200mm F/3.8	MAMIYA E	Zoom	1980	80-200mm	f/3.8	765g
Mamiya-Sekor EF 135mm F/2.8	MAMIYA E	Telephoto	1981	135mm	f/2.8	310g
Mamiya-Sekor EF 35mm F/2.8	MAMIYA E	Wide	—	35mm	f/2.8	145g
Mamiya-Sekor EF 50mm F/1.4	MAMIYA E	Portrait	1981	50mm	f/1.4	200g
Mamiya-Sekor EF 50mm F/1.7	MAMIYA E	Portrait	1981	50mm	f/1.7	150g