Thanks for the explanations Dawid - I'm sad as I would have converted
my L1 to IR :-(
Amitiés
Philippe
Le 5 sept. 12 à 10:04, Dawid Loubser a écrit :
> Philippe, the way I understand it, the design of the lenses take into
> account the sensor cover glass. For example, when you buy any of the
> (too-amazing-to-even-contemplate) Rodenstock HR Digaron wide-angle
> lenses for medium format digital, they ship the lens with an extra
> rear
> "filter" that you have to screw on if you use the lens with film, to
> compensate for the fact that there is no sensor glass.
>
> I (and this is a guess...) imagine teeny tiny compact cameras with
> their
> teeny tiny lenses are even more sensitive to the presence or absence
> of
> this piece of glass in front of the capture medium.
>
> Dawid
>
> On Wed, 2012-09-05 at 00:11 +0200, philippe.amard wrote:
>> Le 5 sept. 12 à 00:02, John Hermanson a écrit :
>>
>>> You're being funny right?
>>>
>>> You can remove the IR filter but you have to replace it with an
>>> equal
>>> thickness of "regular" glass or whatever.
>>
>> What for?
>>
>> The only impediment I see is that the sensor will be bare, and
>> cleaning will be near ... impossible.
>> Else the more layers, the more distortion, reflection, usw you get.
>> You can't win on both sides, can you.
>>
>> Ph, who knows nothing about it all
>
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