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Produced 1971 to 1975. Serial Numbers 4406xxx - 7557xxx. AOCo Product No. 43742. Honeywell Pentax Cat.No.7268. Updated Jan. 2024
Produced 1971 to 1975. Serial Numbers 4406xxx - 7557xxx. AOCo Product No. 43742. Honeywell Pentax Cat.No.7268. Updated Jan. 2024
(Research Note: Since 2010 I have seen 1.81% (461 copies) of the total estimated 25,500 copies made.)
INTRODUCTION
DESCRIPTION
VARIATION
NOTES
LENS PRODUCTION (∑ lenses) ∑n = 461 Serial Numbers observed in 30 batches covering 23,165 SN min. < ∑ lenses < 27,806 SN max.
SN min. = accumulated total of serial numbers observed within 30 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
Focus ring F(10/12) ; Aperture ring A(10/10) ; Nameplate font Oval and " ASAHI OPT. CO.," with following comma.
Two Styles: ▲ IR marking includes "R" ▼ IR marking excludes "R"
SN min. = accumulated total of serial numbers observed within 30 batches
SN max. = accumulated total of serial numbers observed between adjacent batches of other lenses.
Focus ring F(10/12) ; Aperture ring A(10/10) ; Nameplate font Oval and " ASAHI OPT. CO.," with following comma.
Two Styles: ▲ IR marking includes "R" ▼ IR marking excludes "R"
43741 SN ends 4406943 to 4407564 (12/ 621) 4408313 to 4408929 (14/ 616) 4807916 (1/ 1) 4840293 4840929 (15/ 636) 4842052 to 4842598 (10/ 546) 4843357 to 4843694 (6/ 337) 4844519 to 4845246 (7/ 727) 4845864 to 4846890 (23/ 1026) 4904523 to 4905533 (22/ 1010) 4907621 to 4908336 (16/ 715) ▲ |
Serial Numbers in 30 Batches
(n /SN range) Collection ▼ 4908677 to 4909987 (27/ 1310) 5520036 to 5520046 (2/ 10) 5523685 to 5524881 (19/ 1196) 5526156 to 5526339 (8/ 183) 5526405 to 5526450 (3/ 45) 5526549 to 5527322 (11/ 773) 5528341 to 5529272 (13/ 931) 6100987 to 6101755 (18/ 768) 6104226 to 6105306 (27/ 1080) 6107494 to 6108736 (24/ 1242) 6108393 |
6111276 to 6113502 (43/ 2226) 6231508 (1/ 1) 6730226 to 6730702 (11/ 476) 6736404 to 6739543 (56/ 3139) 7129199 to 7129878 (17/ 679) 7371414 (1/ 1) 7372937 to 7373xxx (2/ 63) 7374444 to 7376457 (38/ 2013) 7541059 to 7541992 (13/ 993) 7557525 (1/ 1) |