By Robert A. Crone
This is the 1st finished textual content at the background of colour theories on the grounds that Halbertsma's publication of 1947. colour is mentioned in shut reference to the evolution of principles of sunshine and imaginative and prescient. The publication has chapters at the old Greek rules of imaginative and prescient and colour; at the contributions of Arabic technology; at the clinical Revolution from Kepler to Newton; at the early background of the three-color speculation; at the trichromatic concept and faulty colour imaginative and prescient; and on Goethe's, Schopenhauer's and Hering's theories. New figuring out of the constitution and capabilities of the retina and the mind eventually ends up in the fashionable technological know-how of colour imaginative and prescient.
A heritage of Color has been written for ophthalmologists, optometrists and others who're attracted to visible technological know-how and its historical past. The e-book calls for no really good knowledge.
Read Online or Download A History of Color: The Evolution of Theories of Lights and Color PDF
Best ophthalmology books
Eye necessities is an enormous new sequence which gives authoritative and available details for all eye care pros, even if in education or in perform. every one booklet is a fast revision reduction for college kids taking larger expert skills and a convenient medical reference advisor for practitioners in busy clinics.
The variety of the hundreds of thousands of blind on the planet maintains to develop, inflicting unnecessary social and financial deprivation. every one of these blind will be cured, and masses of the rest avoided if everybody had entry to the easy and powerful interventions that exist already. during this newly revised fourth variation of ‘Eye Care in constructing Nations’, the writer describes in useful element, what those interventions include and the way they are often easily carried out.
Edited through and that includes contributions from world-class researchers, Ophthalmological Imaging and functions deals a unified paintings of the most recent human eye imaging and modeling options which were proposed and utilized to the analysis of ophthalmologic difficulties, together with irritation, cataracts, diabetic retinopathy, and glaucoma.
This publication is a complete source at the present realizing of retinoblastoma. It addresses all of the crucial points of retinoblastoma and its administration, together with: its molecular biology and genetics, administration through focal remedy, intraarterial and intravitreal chemotherapy, electroretinogram tracking of therapy, pharmacokinetic reports, high-risk positive aspects, therapy of metastatic sickness, and long term follow-up.
- Practical Binocular Vision Assessment: A Practical Guide, 1e
- Ocular Vascular Occlusive Disorders
- Orbital Disease: Present Status and Future Challenges
- Albert & Jakobiec's Principles & Practice of Ophthalmology: 4-Volume Set (Expert Consult - Online and Print), 3e
Additional resources for A History of Color: The Evolution of Theories of Lights and Color
He says of Ptolemy that he made too many ca1culations, 'because ca1culations are not necessary for the greatest secret of astronomy, nor even reading and writing'. It is clear that Paracelsus in this way misses the connection with the mathematical sciences of the next century. On the other hand, the new interest in chemistry allows Democritus' corpuscular theory, which had been regarded as heretical in the Middle Ages, a new lease of life. According to Paracelsus, color arises through the action of the mystic principle Sulfur.
The title page (Fig. 7. The formation of the secondary rainbow, from Theodoric of Freibergs De iride (ca. 1300). The refraction of the sun's rays is greatest in the upper raindrop, which appears blue, and least in the lowest raindrop, which appears red (from Crombie, p. 257). means of concave mirrors on land. Witelo knew that the perfect incendiary mirror was parabolic in shape and went on to describe the actual manufacture of a parabolic mirror out of a concave piece of iron. Witelo examined the colors which emerge from a prismatic crystal and observed dispersion of rays.
Then he takes a bold leap. 3. A pedlar of spectacles, symbolizing fraud (Heemskerk, 1570). 4. The oldest picture of a camera obscura, with the inverted image of the eclipse of the sun in 1544. lens is not the seat of vision, it is an optic instrument! The lens forces the rays to make a second crossing, as the result of which the image lands precisely on the sensitive spot in the eye, which is the head of the optic nerve (Fig. 5). The presence of the lens causes the passage of rays in the eye to differ from that in the camera obscura.