Cameras:-
Seiki Kogaku (Canon) Hansa - 4 parts
1935/6 | 1937 | 1938 | 1940

Seiki Kogaku / Canon J (junior), 1940 | Seiki Kogaku / Canon S, 1939~1942
Seiki Kogaku / CANON J-II / another profile on Canon JII
Seiki Kogaku (Canon) S-II rangefinder camera model, 1946/8
with either Nippon Kogaku KK's NIKKOR or Seiki Kogaku Serenar standard lenses

Canon / Serenar Lenses:-

S-mount 19mm f/2.5 w/ Canon 19mm Optical Finder
S-mount Canon 25mm f/3.5 w/ Canon 25mm Optical Finder

28mm S-mount lens group
Serenar 2.8cm f/3.5 | Canon 28mm f/3.5 MK II | (28mm Canon Optical Finder)

35mm S-mount lens group

Serenar 35mm f/3.5 (1950) 4E/3G, 34mm thread	Serenar 35mm f/3.2 6E/4G, 34mm (1951)	Serenar 35mm f/2.8 MK I 6E/4G, 34mm (1951)	Canon 35mm f/2.8 II 6E/4G, 40mm (1951)	Canon 35mm f/2.0 II 7E/4G, 40mm (1962)	Canon 35mm f/1.8 7E/4G, 40mm thread (1958)	Canon 35mm f/1.5 8E/4G, 48mm (1957)

50mm S-mount lens group

85mm S-mount lens group
85mm f/19 Serenar | Canon 85mm f/1.9 MK II | Canon 85mm f/1.9 MK III
Original Serenar 85MM F/1.5 | 85mm f/1.5 MK II | R-mount Super-Canomatic Lens R 85mm f/1.8

100mm S-mount lens group
Canon S-Mount 100mm f/3.5 | Canon S-Mount 100mm f/2.0 | R-mount Super-Canomatic Lens R-100mm f/2.0

135mmS-mount lens group
Seiki Kogaku Serenar 13.5cm 1:4 w/Finder| Canon 135mm f/2.5 | Serenar 135mm f/3.5 | Canon all chrome 135mm f/3.5 | Canon 135mm f/3.5 MK II (black)

Canon M200mm f/3.5 &
Canon 400mm f/4.5 MK 1 w/Canon Reflex Housing Unit

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