T3D Re: Custom lenses for viewers

[jacob@xxxxxxxxxxxxxx (Gabriel Jacob)]

Gabriel 
>> That may be the problem. Since the Star D has no IPD adjustment
>> it's hard to see what effect viewing ON vs. OFF axis has.
>> If you were to take the lenses of the Star D or any simple
>> element lens and vary the IPD you'll notice chromatic abberations
>> quite readily.
John B.
>Well, you can shift the whole viewer and that shifts both your 
>eyes in the same direction relative to the lenses.  So you can 
>move arbitrarily far off axis.  It's an easy test to do.

That's very true, but the point still is if you haven't done this
test you might not have noticed it. Especially if your IPD match the
Star D lenses spacing. Lucky you if thats the case! :-)

Gabriel 


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