Archived posting to the Leica Users Group, 2006/04/08

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Subject: [Leica] Anna's Hummingbird
From: jsmith342 at cox.net (Jeffery Smith)
Date: Sat Apr 8 11:47:10 2006

iridescence

Jeffery Smith
New Orleans, LA
http://www.400tx.com




-----Original Message-----
From: lug-bounces+jsmith342=cox.net@leica-users.org
[mailto:lug-bounces+jsmith342=cox.net@leica-users.org] On Behalf Of Ric
Carter
Sent: Saturday, April 08, 2006 1:38 PM
To: Leica Users Group
Subject: Re: [Leica] Anna's Hummingbird


John--

The color is caused by light diffracting through oil in the feathers,  
no a pigment. Many (most?) hummer throats are colored this way.

The most common ruby-throat looks black when in unflattering light.

Ric Carter



On Apr 7, 2006, at 4:11 PM, Douglas Herr wrote:

> It's the same bird.  The red coloring only appears when the light
> hits it right.
>
> Doug Herr
> Birdman of Sacramento
> http://www.wildlightphoto.com
>
>
> -----Original Message-----
>> From: John Lee <jwlee01@gmail.com>
>> Sent: Apr 7, 2006 3:05 PM
>> To: Leica Users Group <lug@leica-users.org>
>> Subject: Re: [Leica] Anna's Hummingbird
>>
>> Doug,
>>
>> The images do not appear to be of the same hummingbird. The plumage 
>> are different. Nevertheless, the photos are excellent.
>>
>> -- John
>>
>> On 4/7/06, Douglas Herr <telyt@earthlink.net> wrote:
>>> A sample of my session with a male Anna's Hummingbird yesterday:
>>>
>>> http://www.wildlightphoto.com/birds/trochilidae/L1000307.jpg
>>> http://www.wildlightphoto.com/birds/trochilidae/L1000314.jpg
>>>
>>> both: R8/DMR, 560mm f/6.8 Telyt, extension tube, ISO 400/RAW
>>>
>>> comments are always welcome.
>>>
>>> Doug Herr
>>> Birdman of Sacramento
>>> http://www.wildlightphoto.com
>>>
>>>
>>> _______________________________________________
>>> Leica Users Group.
>>> See http://leica-users.org/mailman/listinfo/lug for more information
>>>
>>
>>
>> _______________________________________________
>> Leica Users Group.
>> See http://leica-users.org/mailman/listinfo/lug for more information
>
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information


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In reply to: Message from ricc at mindspring.com (Ric Carter) ([Leica] Anna's Hummingbird)