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Subject: | Filters for spotlights |
From: | Carol Probets <> |
Date: | Tue, 23 Apr 2002 09:58:51 +1100 |
I'm looking at splashing out on some better spotlighting equipment and, as usual, the Birding-Aus archives are providing a wealth of information. Red seems to be the accepted filter for minimising harm to the animal's eyes, however, I note that the Lightforce spotlight catalogue lists - in addition to red filters for light shy animals - green filters as being "specifically for spotting animals with sensitive eyes". Any experts on the eyes of mammals or nocturnal birds out there? Is a red filter better than a green one? Have any of you used a green filter? Also, does anyone out there have advice on whether a yellow or blue filter is more effective for spotlighting in foggy or rainy conditions? Thanks for any info. Carol Birding-Aus is on the Web at www.shc.melb.catholic.edu.au/home/birding/index.html To unsubscribe from this mailing list, send the message "unsubscribe birding-aus" (no quotes, no Subject line) to |
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