In low light you'll be using longer exposures, and/or larger apertures 
with possible deleterious effects.  It's all a compromise.  On the other 
hand I don't miss carrying a raft of color filters and step rings, my 
lens selection has too many different filter sizes.

Gonz wrote:
> Except that you lose a little noise margin.  Its better theoretically
> to put the actual filters on, then process.
>
> gonz
>
> On 3/19/08, P. J. Alling <[EMAIL PROTECTED]> wrote:
>   
>> I would suppose they would be similar, but probably not identical since
>>  sensors have a different response curve than film.  I've never tried it,
>>  but using digital filters after the fact will probably give almost the
>>  same results.
>>
>>
>>  Bill Owens wrote:
>>  > If I were to use a B&W filter, say yellow or red on a DSLR then convert 
>> the
>>  > image from the sensor to B&W, would the results be the same as on film?
>>  >
>>  > Bill
>>  >
>>  >
>>  >
>>
>>
>>  --
>>
>> Vote for Cthulhu. Why settle for a lesser evil...
>>    -- Dr. Jerry Pournelle
>>
>>
>>
>>  --
>>  PDML Pentax-Discuss Mail List
>>  [email protected]
>>  http://pdml.net/mailman/listinfo/pdml_pdml.net
>>  to UNSUBSCRIBE from the PDML, please visit the link directly above and 
>> follow the directions.
>>
>>     
>
>   


-- 
Vote for Cthulhu. Why settle for a lesser evil...
   -- Dr. Jerry Pournelle 


-- 
PDML Pentax-Discuss Mail List
[email protected]
http://pdml.net/mailman/listinfo/pdml_pdml.net
to UNSUBSCRIBE from the PDML, please visit the link directly above and follow 
the directions.

Reply via email to