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The Zone System is a photographic technique for determining optimal film exposure and development, formulated by Ansel Adams and Fred Archer. Adams described the Zone System as "[...] not an invention of mine; it is a codification of the principles of sensitometry, worked out by Fred Archer and myself at the Art Center School in Los Angeles, around 1939–40."
A blue and a brown block, with a symbol. 2012–present. Flag of Deisleen Ḵwáan, Lingít Aaní. Horizontally striped, red-white-red, 1–3–1, with five totems or emblems in the centre, from left to right: Kùkhhittàn (Raven Children), Ishklitàn (Frog), Yanyèdi (Wolf), Sèshitàn (Beaver), Dakhlʼawèdi (Eagle) Unknown –present.
Taken from a passenger airplane within seconds apart using a Sony H-9 Digital camera. In infrared photography, the photographic film or image sensor used is sensitive to infrared light. The part of the spectrum used is referred to as near-infrared to distinguish it from far-infrared, which is the domain of thermal imaging.
Rhacophorus reinwardtii. ( Schlegel, 1840) Rhacophorus reinwardtii is a species of frog in the family Rhacophoridae. It is variously known under the common names of black-webbed treefrog, green flying frog, Reinwardt's flying frog, or Reinwardt's treefrog. Before 2006, Rhacophorus reinwardtii and Rhacophorus kio were considered to be the same ...
June 28, 2024 at 12:53 PM. Shutterstock / Tyler Plum. Homeowners in Ontario were stunned this week when an entire family of raccoons fell out of the ceiling of their front entryway and crashed to ...
Monochrome photography is photography where each position on an image can record and show a different amount of light, but not a different hue. It includes all forms of black-and-white photography, which produce images containing shades of neutral grey ranging from black to white. [1] Other hues besides grey, such as sepia, cyan, blue, or brown ...
Pinus albicaulis is the only type of tree on the summit of Pywiack Dome in Yosemite National Park. Pinus albicaulis, known by the common names whitebark pine, white bark pine, white pine, pitch pine, scrub pine, and creeping pine, is a conifer tree native to the mountains of the western United States and Canada, specifically subalpine areas of the Sierra Nevada, Cascade Range, Pacific Coast ...
The white-faced whistling duck ( Dendrocygna viduata) is a whistling duck that breeds in sub- Saharan Africa and much of South America . This species is gregarious, and at favoured sites, the flocks of a thousand or more birds arriving at dawn are an impressive sight. As the name implies, these are noisy birds with a clear three-note whistling ...