CPL filters


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andrewtau

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Jan 13, 2008
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#1
i heard it reduces reflections glare etc etc.

what other things is it good for?

is it good to have one for scenary shoots? eg blue skies?
 

Oct 2, 2008
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#2
If i am not worng it will also deepen blue skies. for scenery and landscape, i usually use a GND though
 

andrewtau

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Jan 13, 2008
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#3
oh i see. do u use it all the time, like keep it on the lens all the time or u change filters. ?
 

yyD70S

Senior Member
Dec 25, 2005
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Singapore
#4
You do not keep the CP on at all times like you may do with a clear/UV filter; it cuts off 1-3 stops of light.

You can read all about them at "The Luminous Landscape".


oh i see. do u use it all the time, like keep it on the lens all the time or u change filters. ?
 

HTCahHTC

Senior Member
May 9, 2008
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#5
blue sky, yes. BUT only if the sky is really deep blue.
and also cuts off light entering the sensor.
 

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