"Too many, a valid answer?"
Forty one Takumars.
From my own spread sheet (a sure sign of a compulsive disorder ?
):
---- m37 presets
Takumar 50mm f/3.5 [ came with Asahiflex-I ]
Takumar 58mm f/2.4 [ came with Asahiflex-IIa ]
Takumar 58mm f/2.4 [ came with Asahiflex-IIa ]
---- m42 presets
Tele-Takumar 400/5.6
Takumar 300mm f/4.0
Takumar 200mm f/3.5
Takumar 58mm f/2.0 chrome [ Sonnar design, mtd on chrome 'AP' ]
Takumar 58mm f/2.0 black [ Sonnar design, came with black 'AP' ]
Takumar 55mm f/2.2 [ came with chrome 'S' ]
Takumar 55mm f/2.2 [ came with black 'S' ]
Takumar 35mm f/4.0 [ Japan's 1st WA lens ? ]
---------------
Auto-Takumar 55mm f/2.0 [ 2 silver rings, mtg on S1 ]
Auto-Takumar 55mm f/1.8 [ Zebra, came with chrome 'K' ]
Auto-Takumar 55mm f/1.8 [ Zebra, came with black 'K' ]
Auto-Takumar 55mm f/1.8 [ Ver.2, 1st full auto-aperture lens, mtd on S3 ]
Auto-Takumar 35mm f/2.3
Auto-Takumar 35mm f/3.5
---------------
Super Takumar-Zoom 70-150mm f/4.5 [ Asahi Optical's 1st zoom ]
Super-Takumar 55mm f/2.0 [ came with chrome S1a ]
Super-Takumar 55mm f/2.0 [ came with black S1a ]
Super-Takumar 55mm f/2.0 [ came with black Super S2 ]
Super-Takumar 55mm f/1.8 [ came with black SV ]
Super-Takumar 55mm f/1.8 [ came with black SL ]
Super-Takumar 55mm f/1.8 [ came with gold SV ]
Super-Takumar 50mm f/1.4 [ mtd on chrome SV ]
---------------
Super-Multi-Coated Takumar 85-210mm f/4.5
Super-Multi-Coated Takumar 45-125mm f/4.0
Super-Multi-Coated Takumar 400mm f/5.6
Super-Multi-Coated Takumar 300mm f/4.0
Super-Multi-Coated Takumar 200mm f/4.0
Super-Multi-Coated Takumar 135mm f/3.5
Super-Multi-Coated Takumar 105mm f/2.8
SMC Takumar 55mm f/1.8
SMC Takumar 55mm f/1.8 [ came with chrome ESII ]
SMC Takumar 50mm f/1.4 [ came with black Spotmatic ]
SMC Takumar 50mm f/1.4 [ came with black Spotmatic-F ]
SMC Takumar 50mm f/1.4 [ came with chrome ES ]
SMC Takumar 50mm f/1.4 [ new, came with NoS Electro Spotmatic ]
SMC Takumar 50mm f/1.4 [ mtd on black ESII motor drive ]
Super-Multi-Coated Takumar 35mm f/3.5 [ came with chrome ESII ]
Super-Multi-Coated Takumar 28mm f/3.5
I'm a bit of a Collector it seems
I shoot with the following Takumars quite often, mounted on my SV or ESII:
Super-Multi-Coated Takumar 28mm f/3.5
SMC Takumar 50mm f/1.4
Super-Multi-Coated Takumar 300mm f/4.0