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Re: [OM] "When was it made?" question

Subject: Re: [OM] "When was it made?" question
From: "Bruce Kolber" <bkolber@xxxxxxxxxxxxxxx>
Date: Fri, 20 Jul 2001 12:25:24 -0400
I have a OM-1n with serial number 17427xx with a pressure plate of  #4  H97
(July, 1979)......that should give you an idea of serial number/date
Bruce Kolber
St. Petersburg, FL  33715
USA
----- Original Message -----
From: "Garth Wood" <garth@xxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Friday, July 20, 2001 11:49 AM
Subject: Re: [OM] "When was it made?" question


> At 11:27 AM 7/20/2001 -0500, you wrote:
> ><<<Date  is either on the back of the pressure plate or in the film
chamber.
> >>>>
> >So how you do translate TNF61? (That's in the film chamber; nothing on
the
> >back of the pressure plate)
>
>
>  From the FAQ:
>
> >B21) How can I tell when my OM-{1(N), 2(N), 10} was assembled?
> >
> >        The serial number on an Olympus camera does *not* give you a
> >        precise date of manufacture.  The only way to tell is to remove
> >        the pressure plate and look for a code either on the back of the
> >        pressure plate or on the back itself behind the pressure plate.
> >        The code consists of 4 characters:
> >
> >                1 Japanese character signifying the assembly plant.
> >                1 number representing the last digit of the year of
> >                        assembly (e.g. 7 = 1977, 0 = 1980).
> >                1 number or letter representing the month of assembly,
> >                        1-9 for Jan-Sep, X, Y, Z for Oct-Dec.
> >                1 number representing the pressure plate used.  Olympus
> >                        apparently used pressure plates with slightly
> >                        different curvatures to fine-tune focus.
> >
> >        Some examples:
> >
> >                OM-1N - S055 factory "S", 1980, May, plate #5
> >                OM-1  - S766 factory "S", 1977, June, plate #6
> >                OM-1N - S0Y5 factory "S", 1980, November, plate #5
> >
> >        Thanks to John Hermanson <omtech@xxxxxxxxx>
>
>
> Mind you, it doesn't seem to help me figure out my date of manufacture,
either -- my film chamber says "TNE6," but uses pressure plate #5.  Again,
nothing on the back pressure plate (other than its number).
>
> Garth
>
>
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>


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