TAKUMAR / 6x7 1:4 / 400
Produced 1969 to 1971. Serial Numbers 3790xxx - 4630xxx. AOCo Product No.(none). Updated March 2024.
(Research Note: Since 2015 I have seen 1.99% (26 copies) of the total estimated 1,300 copies made.)
LENS PRODUCTION (∑ lenses) ∑n = 26 Serial Numbers observed in 7 Batches covering 273 SN min. < ∑ lenses < 2,336 SN max.
SN min. = accumulated total of serial numbers observed within 7 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
SN min. = accumulated total of serial numbers observed within 7 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
3790179 to 3790183 (2/ 4) 3979934 to 3979985 (4/ 51) 4129946 to 4129968 (2/ 22) |
Serial Numbers in 7 Batches
(n /SN range) 4310017 to 4310062 (3/45) 4317012 to 4317068 (8/ 63) |
4335320 to 4335407 (6/ 87) 4630811 (1/ 1) |