SMC PENTAX-6x7 1:2.8 90mm
Produced 1980's. Serial Numbers 8274xxx - 8548xxx. AOCo Product No.(none). Updated April 2024.
(Research Note: Since 2015 I have seen 1.23% (113 copies) of the total estimated 9,200 copies made.)
LENS PRODUCTION (∑ lenses) ∑n = 113 Serial Numbers observed in 13 Batches covering 7,459 SN min. < ∑ lenses < 10,978 SN max.
SN min. = accumulated total of serial numbers observed within 13 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
SN min. = accumulated total of serial numbers observed within 13 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
8274119 to 8274939 (16/ 820) 8276226 to 8276459 (5/ 233) 8281259 (1/ 1) 8283956 to 8284633 (11/ 677) 8291178 to 8291565 (3/ 387) |
Serial Numbers in 13 Batches
(n /SN range) 8423035 (1/ 1) 8423325 to 8425109 (24/ 1784) 8483734 to 8484950 (17/ 1216) 8498673 to 8499864 (14/ 1191) |
8512419 to 8512880 (5/ 461) 8517155 to 8517832 (13/ 677) 8531565 (1/ 1) 8548459 to 8548469 (2/ 10) |