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RE: [OM] From [Gary Reese <pcacala@xxxxxxxxxxxxx>] Re: Yellowing of r

Subject: RE: [OM] From [Gary Reese <pcacala@xxxxxxxxxxxxx>] Re: Yellowing of radioactive lens elements....Re: [OM] 55/1.2
From: "Piers Hemy" <piers@xxxxxxxx>
Date: Mon, 11 Aug 2003 08:45:13 +0100
226308 is just fine, no discernible yellow tint

Piers


-----Original Message-----
From: owner-olympus@xxxxxxxxxxxxxxx [mailto:owner-olympus@xxxxxxxxxxxxxxx]
On Behalf Of Thomas Heide Clausen
Sent: 11 August 2003 01:46
To: olympus
Subject: [OM] From [Gary Reese <pcacala@xxxxxxxxxxxxx>] Re: Yellowing of
radioactive lens elements....Re: [OM] 55/1.2

--snip

Mark M. writes:

--snip

<< There are silvernose 50/1.4's that are not radioactive though, and the SN
of the change has not been determined. >>

It may correspond to a serial number gap at 180,000. Thus, serial numbers
less than 180,000 would be radioactive and quite good performers in the
center of the field.  It would be a useful exercise to determine if any over
180,000 have yellowed.

--snip



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