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Porro prisms are most often used in pairs, forming a double Porro prism. A second prism rotated 90° with respect to the first, is placed such that light will traverse both prisms. The net effect of the prism system is a beam parallel to but displaced from its original direction, with the image rotated 180°. A double Porro system provides four ...
Boris Continuum Complete. Boris Continuum Complete is a special effects plug-in package that works in conjunction with Adobe Creative Suite, including CS6, Avid editing and finishing systems such as Sony Vegas Pro, and Apple Final Cut Pro. Its effects are divided into 16 different categories: 3D Objects, Art Looks, Blur & Sharpen, Color & Tone ...
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.
The first Detroit House of Correction opened in 1861 near Detroit's Eastern Market. In 1919, the city of Detroit purchased approximately 1,000 acres (400 ha) in Plymouth Township and Northville Township for approximately US$30 (equivalent to $527.22 in 2023) an acre to house a new Detroit House of Correction. A prison camp, with inmates ...
Bessel's correction. In statistics, Bessel's correction is the use of n − 1 instead of n in the formula for the sample variance and sample standard deviation, [1] where n is the number of observations in a sample. This method corrects the bias in the estimation of the population variance. It also partially corrects the bias in the estimation ...
Strabismus surgery is a one-day procedure that is usually performed under general anesthesia most commonly by either a neuro- or pediatric ophthalmologist. [1] The patient spends only a few hours in the hospital with minimal preoperative preparation. After surgery, the patient should expect soreness and redness but is generally free to return home.
Specialty. Neurology, ophthalmology. Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. [1] Also called double vision, it is a loss of visual focus under regular conditions, and is often voluntary.
Sale, Greater Manchester. / 53.424; -2.322. Sale is a town in Trafford, Greater Manchester, England, [2] in the historic county of Cheshire on the south bank of the River Mersey, 2 miles (3.2 km) south of Stretford, 3 miles (4.8 km) northeast of Altrincham, and 5 miles (8.0 km) southwest of Manchester. In 2021, it had a population of 54,515.