Andrea B. Posted September 23, 2013 Share Posted September 23, 2013 Blum, A.G. (2013) Rudbeckia hirta L. 'Denver Daisy' (Asteraceae) Gloriosa Daisy. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...gloriosa-daisy/ Middletown, New Jersey, USA09 September 2013Cultivar in home garden Comment:This beautiful Rudbeckia with the dark red center was created to celebrate the 150th anniversary of the city of Denver, Colorado. Note that the UV-dark bullseye is larger than the visible bullseye. Reference:1. Perennials.com (2013) Rudbeckia hirta 'Denver Daisy' http://www.perennial...nver-daisy.html Equipment [Nikon D600-broadband + Carl Zeiss 60mm f/4.0 UV-Planar] Visible Light [f/8 for 1/400" @ ISO 100 with Baader UVIR-Block Filter] Ultraviolet Light [f/8 for 1/8" @ ISO 400 in Sunlight with Baader UV-Pass Filter] Link to comment
nfoto Posted September 23, 2013 Share Posted September 23, 2013 Apparently, the underside of the ray flowers is a different signature in UV - did you shoot the flower heads from the lower side as well? Link to comment
Andrea B. Posted September 23, 2013 Author Share Posted September 23, 2013 Eerrmmmmm, wellllll, noooo, I didn't. I forgot that we were always going to do that. I still have these flowers though. So I will get that done tomorrow. Link to comment
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