Le 15-02-13 15:43, Mike Horvath a écrit :
> On 2/13/2015 3:20 AM, Thomas de Groot wrote:
>> On 13-2-2015 0:07, Mike Horvath wrote:
>>> On 2/12/2015 3:28 AM, Thomas de Groot wrote:
>>>> I have been wondering about those six circular windows. While rotating
>>>> do they not create a kind of blinking effect?
>>>>
>>>
>>>
>>> The effect is probably similar to the one experienced by farmers living
>>> near and under wind power turbines. It is probably annoying. I could
>>> replace the holes in the outer shell with a single cylindrical groove to
>>> remove the effect, but it wouldn't make structural sense.
>>
>> If structural sense is the only thing that matters (and not a view to
>> the outside) why not provide smaller holes set on different circular
>> paths between inner and outer shells, so that they do not coincide?
>>
>
> I'm not sure I understand. Having holes of any kind would still produce
> blinking I think.

The blinking effect can be reduced if the two openings set don't have 
the same number of openings.

Try 6 on the outer shell and 7 for the inner shell.


Alain

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