Larry Colen wrote:
On Aug 28, 2011, at 12:30 PM, Bob W wrote:
From: pdml-boun...@pdml.net [mailto:pdml-boun...@pdml.net] On Behalf Of
Larry Colen
yes. If it was up to me I'd replace all the primes with more easily
divisible numbers. It would save us all a lot of trouble.
Now that you mention it, I realize why one of my lenses is 31mm, that
doesn't however explain 77 rather than 79mm, or 50 rather than 51.
rounding error
I thought rounding error was how you got aspherical lenses.
You're over thinking this.
--
Larry Colen l...@red4est.com sent from i4est
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