Olympus SPlan APO serial numbers

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fero
Posts: 53
Joined: Thu Dec 24, 2020 9:33 pm

Olympus SPlan APO serial numbers

#1 Post by fero » Fri May 27, 2022 7:52 pm

Hello all,

I was wondering how many Olympus SPlan APOs were actually made,
what about sharing serial numbers,

mines are:

Olympus SPlan FL 2/0.08 111592
Olympus SPlan APO 4/0.16 101584
Olympus SPlan APO 10/0.4 202860
Olympus SPlan APO 10/0.4 202129
Olympus SPlan APO 20/0.7 102310
Olympus SPlan APO 40/0.95 106421
Olympus SPlan APO 100/1.40 oil 100429

Does first digit means version, e.g, 1 for version 1 and 2 for version 2?
I guess last 4 digits is serial counter,
thank you
Fero

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josmann
Posts: 340
Joined: Fri Sep 17, 2021 1:23 am
Location: San Jose, CA

Re: Olympus SPlan APO serial numbers

#2 Post by josmann » Fri May 27, 2022 10:20 pm

2 - 123593
4 - 105285
4 - 107391
10 - 206562
20 - 112829
40 - 109570
60 - 100238 (1.4)
100 - 103544 (1.4 w/ iris)

Have a 2x on the way will update then.
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