10 ENGLISH BOOKS RELATING TO «VISUAL PURPLE»
Discover the use of
visual purple in the following bibliographical selection. Books relating to
visual purple and brief extracts from same to provide context of its use in English literature.
1
Encyclopedia of Optography
Over the next several years, Kühne and his associates at Heidelberg thoroughly
explored the behaviour of “visual purple” as they called the pigment, using
chemical, spectrographic and comparative methods. Unlike Boll, they quickly ...
2
A Bibliography of
Visual Literature, 1939-1944
Phebe Margaret Hoff, Henrietta Tarlson Perkins. NIGHT VISION— VISUAL
PURPLE 296-330a 296. Kekcheev, K. The problem of night vision. Amer. Rev.
Soviet Med., 1943-44, /: 300-302. 297. Kekcheev, K. The problem of night vision.
Optom.
Phebe Margaret Hoff, Henrietta Tarlson Perkins, 1945
3
Neurons and Networks: An Introduction to Behavioral Neuroscience
The pigment in the dark-adapted rod-dominated retina was called visual purple (
now rhodopsin). When exposed to light, visual purple bleaches rapidly to a
yellow intermediate, termed visual yellow. With time, the retina's yellow color ...
4
An Introduction to the Study of Colour Vision
Haab attributes this phenomenon, not to the visual purple, but to the pigment of
the yellow spot. Edridge-Green3 confirms Tait's and Boll's observations, and
states that the purple can be seen to flow in waves from the periphery of the
yellow ...
John Herbert Parsons, 2013
5
Bulletin of the National Research Council
than weaken this so-called "duplicity" theory. Views such as those of Edridge-
Green,97 who regards the rods as non-photosensitive manufacturers of visual
purple, which latter is operative only in stimulating the cones, may be dismissed
at ...
6
Visual Astronomy of the Deep Sky
The amount of visual purple governs the sensitivity of the eye. Dark adaptation is
mostly complete after approximately 30 minutes, as seen in Figure 2.4a, though a
slight buildup of visual purple continues for as long as two hours. As can be ...
Visual purple and its dissociation by light do not appear to have been examined
by any technique which would indicate the production of potentials either of ionic
or electronic origin; this would appear to be a problem in physical chemistry, and
...
Kenneth J. W. Craik, Stephen L. Sherwood, 1966
The bleaching effect of visual purple is responsible for the socalled “optogram” in
the intact mammalian eye. If such a dark-adapted eye is excised, and the image
of a bright object is then allowed to fall upon the retina for some minutes, ...
9
The Divine Prescription and Science of Health and Healing
A compound which can take the sun's power and convert it into usable energy is
in the retina of the human eye, and is called VISUAL PURPLE. Visual purple is
essential for sight and can be made in the eye only if sufficient vitamin A is
present ...
It is a story of Vitamin A, the structure of the eye, the composition of the retina
which picks up visual images, its rods and cones containing the "visual purple." It
is a tale of military research, the "dark adaptation" laboratory, testing of aviation ...
7 NEWS ITEMS WHICH INCLUDE THE TERM «VISUAL PURPLE»
Find out what the national and international press are talking about and how the term
visual purple is used in the context of the following news items.
Game Based Learning Market to See 6% CAGR to 2019 With …
... PlayGen.com, this report also mentions other prominent players like Corporate Gameware, MAK Technologies, RallyOn, Sava Transmedia and Visual Purple. «PR Newswire, Jul 15»
Four Ways to Protect Your Night Vision
Your eyes manufacture a chemical called visual purple that supports vision in low-light situations. The more visual purple in your retinas, the better you can see ... «Field and Stream, Sep 13»
Leisure Suit Larry Shows Up In Tax Court Decision
Mr. Heinbockel's business efforts during the audit period were mainly focused on Visual Purple LLC, which produces training simulations for, among others, ... «Forbes, May 13»
Tax court dings high-living San Luis Obispo couple
Ed Heinbockel is president and chief executive officer of Visual Purple, described by Holmes as a “successful training simulation company” that was founded ... «McClatchy Washington Bureau, May 13»
Purple berries can benefit all-around fitness
Work conducted in Italy on berry anthocyanins shows that these pigments enhance night vision by regenerating rhodopsin – also known as visual purple – in the ... «Fox News, Oct 12»
Quantum Mechanics When You Close Your Eyes
more sensitive to lower light levels (something called xxx purple, forgot what the 'xxx' is). ... EDIT: xxx purpose == visual purple, also known as rhodospin. «Discover Magazine, May 12»
Visual Purple, SLO firm that helps train troops, has a new mission
Ed Heinbockel, founder of Visual Purple, sits in front of computer screens showing his business' many projects: GisterPRO, a Web-based research tool, and ... «San Luis Obispo Tribune, Mar 12»
