That looks to me like the typical polarizer effect with a wider lens and a deep
blue sky. Not sure what the 18mm works out to on that camera and too lazy to
look it up. Polarizers, as a rule, suck with wider angles. I’ve stopped using
them except for vegetation and water, when needed.
--Bob Whitmire
Certified Neanderthal
On Mar 3, 2014, at 6:49 AM, Chris Barker <ftog@xxxxxxxxxxxxxx> wrote:
> I’ve taken a couple of shots with my new Kood Cir-Pol and the results of a
> very brief test are here:
>
> http://zone-10.com/tope2/main.php?g2_itemId=11658
>
> I’m a little puzzled at why there should be faint colour banding. It looks
> as if I am displaying colour with too few bits available, but the bands seem
> to be oriented at 90deg to the line to the sun (which is about 45deg to the
> right of the shot). But why should there be colour banding at all, and is
> the fault of the polariser or the sensor?
>
> Chris
>
> On 2 Mar 2014, at 11:18, Chris Barker <ftog@xxxxxxxxxxxxxx> wrote:
>
>> I don't know if its reputation is as good as the ones that Nathan
>> recommends, Bill, but I've just bought a Kood Cir-Pol for quite a small sum
>> – from Amazon.
>>
>> Chris
>>
>> On 2 Mar 14, at 04:59, NSURIT@xxxxxxx wrote:
>>
>>> When looking at eBay for filters there seems to be about 5 or 6 brands,
>>> each of which comes from someplace in Asia. Does anyone have any positive
>>> experience with any of this current batch of purveyors? My interest is in
>>> a
>>> UV, Polarizer and possibly a variable ND. They would need to be thin
>>> filters as the lenses I would be using them on are pretty wide. Although
>>> I own
>>> some high end filters I'm not interested to spending the big bucks on
>>> these.
>>
>
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