meteoptic-l [ät] ursa.fi
message archive
This is meteoptic-l [ät] ursa.fi message archive.
Note, your can reply the messages on this page only if your
are already subscribed the list.
» To the end of the list/message
Hi listees
- James, Veiko. Explanatione are clear enough. Thanks.
- What about on a photograph? Do eyes and everybody see the same rainbow,
halo, corona, etc, then. At the particular instant the photo was taken.
Regards
Kevin
> > Is the reflection of Jame's parhelion the same as the original?
> > What I mean is, was James seeing the same light beams refracted then
> > reflected off the water? If not, then technically he is seeing four
> > different parhelions? (If each eye sees it's own image?).
>
>
> The case is somehow similar to reflection of the rainbow..
> Of course the path of light pass through different ice
> crystals as the light path from the parhelion reflected image.
> It is same as in the reflected rainbow, the water droplets creating
> image are different. That is because, either the parhelion nor the
> rainbow is not any solid object in the sky, but creation refracting
> aerosols in certain geometry.
>
> If I have though this correctly as far from the ice crystals
> of water droplets are fro mobservers as nearer are those
> creating original image and those creating reflected image
> to each other. In case of upper clouds in several kilometers,
> they are practical same. Well, somebody could calcculate this..
>
> * * *
>
> In case of subparhelia the situation is totally different. The
> subparhelia (which is seen usually only from airplanes) is not
> reflection of the light coming the ice crystal creatin parhelion
> image. But subparhelion is created ice crystal there below the
> observers, there is one extra reflection in the crystal.
>
> * * *
>
> Philosofically every halo or rainbow is observer's own. Even
> different with both eyes. But, in the other case, we can say,
> that the same weather phenomenon, the same cloud, the same
> group water droplets or ice crystals, are the reason of the
> optical phenomenon. Of course in case that the observer's
> are not very far away from each other.
>
>
>
> -VeikkoM-
|