TAKUMAR / 6x7 1:4 / 600
Produced 1969 to 1971. Serial Numbers 3822xxx - 4625xxx. AOCo Product No.(none). Updated March 2024.
(Research Note: Since 2015 I have seen 5.03% (30 copies) of the total estimated 600 copies made.)
LENS PRODUCTION (∑ lenses) ∑n = 30 Serial Numbers observed in 6 Batches covering 220 SN min. < ∑ lenses < 973 SN max.
SN min. = accumulated total of serial numbers observed within 6 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
SN min. = accumulated total of serial numbers observed within 6 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
3822154 to 3822198 (9/ 44) 4129218 to 4129233 (3/ 15) |
Serial Numbers in 6 Batches
(n /SN range) 4246003 to 4246034 (4/ 31) 4246200 (1/ 1) |
4247754 to 4247758 (2/ 4) 4625185 to 4625294 (11/ 125) |