Afraid it won't work. Light bleed from the adjacent unmasked exposures
will contaminate the contrast evaluation.
Gary Edwards
Richard Schaetzl wrote:
> Tom Trottier schrieb:
> >
> > I never thought of masking half the frame to double the amount of
> > testing, but it's a great idea!
>
> Halfframe? I haven´t thought of it, but that would be a great idea,
> just think: Taking the first exposure with the lens to test and one of
> this split-image-vignetting filters, than rewinding without moving the
> film, turning the filter 180 degrees, mounting Garys reference lens and
> taking the second exposure.
> After that Gary would be able to evaluate the performance of lens
> against his reference without switching the slides.
>
> I have no idea how Gary could have done his tests without our
> "brilliant" ideas. ;-)
>
> Regards
>
> Richard
>
> > > Tom Trottier schrieb:
>
> > "Make it as simple as possible, but no simpler" - Einstein
>
> Could our suggestions be simpler? ;-)
>
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