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Muybridge's photographic sequence of a race horse galloping, first published in 1878.. High-speed photography is the science of taking pictures of very fast phenomena. In 1948, the Society of Motion Picture and Television Engineers (SMPTE) defined high-speed photography as any set of photographs captured by a camera capable of 69 frames per second or greater, and of at least three consecutive ...
Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
Stereoscopy is the production of the illusion of depth in a photograph, movie, or other two-dimensional image by the presentation of a slightly different image to each eye, which adds the first of these cues ( stereopsis ). The two images are then combined in the brain to give the perception of depth.
Eyeglass prescription. Using a phoropter to determine a prescription for eyeglasses. An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist, that specifies the value of all parameters the prescriber has deemed necessary to construct and/or dispense corrective lenses appropriate for a patient.
Technicolor. "Technicolor is natural color" Paul Whiteman stars in an ad for his film King of Jazz from The Film Daily, 1930. Technicolor is a series of color motion picture processes, the first version dating back to 1916, [1] and followed by improved versions over several decades. Definitive Technicolor movies using three black-and-white ...
In a survey by the Knot that polled nearly 10,000 U.S. couples who married in 2023, the average cost of a wedding was $35,000 — a $5,000 increase from the previous year. California was ranked as ...
Prism (optics) An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light. At least one surface must be angled — elements with two parallel surfaces are not prisms. The most familiar type of optical prism is the triangular prism, which has a triangular base and rectangular sides.
When To Use Metal Pans. Metal pans are the ultimate choice for most sweet baking. Gore says this is because they conduct heat better than glass pans. They’re quick to heat up and cool down ...