Re: [OM] Zuiko 50mm f 1.4 Optical Formula.

[Joey Richards]

> >What is "groups"?
> >What is "elements"?
> 
> An _element_ is a single piece of glass.  A _goup_ is two or more of them
> cemented together with their surfaces flush (no air between).  Typically
>

Uh, I thought a _goup_ was what you used to cement the elements
together in a group.

:-P

joey

(yeah yeah, goup goop whatever)

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