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Aberrations of the eye. The eye, like any other optical system, suffers from a number of specific optical aberrations. The optical quality of the eye is limited by optical aberrations, diffraction and scatter. [1] Correction of spherocylindrical refractive errors has been possible for nearly two centuries following Airy's development of methods ...
In most jurisdictions where the age of consent is below 18 (such as England and Wales), [45] in cases where a person aged 18 or older is in a position of trust over a person under 18, the age of consent usually rises to 18 or higher. Examples of such positions of trust include relationships between teachers and students.
Schmidt–Pechan prism. A Schmidt–Pechan prism, side view (top) and 3D-view (bottom). A Schmidt–Pechan prism is a type of optical prism used to rotate an image by 180°. These prisms are commonly used in binoculars as an image erecting system. The Schmidt–Pechan prism makes use of a roof prism section (from the German: "Dachkante", lit ...
Gyrochronology. Gyrochronology is a method for estimating the age of a low-mass (cool) main sequence star (spectral class F8 V or later) from its rotation period. The term is derived from the Greek words gyros, chronos and logos, roughly translated as rotation, age, and study respectively. It was coined in 2003 by Sydney Barnes [1] to describe ...
Little Professor. Little Professor with accompanying booklet. The Little Professor is a backwards-functioning calculator designed for children ages 5 to 9. Instead of providing the answer to a mathematical expression entered by the user, it generates unsolved expressions and prompts the user for the answer. [1]
2022. Last updated: 19 May 2024. Diana Kydysiuk (born April 1, 2014), known online as Kids Diana Show (stylized as Kids Diana Show ), is a Ukrainian-American YouTuber. Together with her brother Roma (born October 22, 2012) and parents Volodymyr and Olena, she hosts several YouTube channels producing roleplay-oriented children's content.
Hebephilia is the strong, persistent sexual interest by adults in pubescent children who are in early adolescence, typically ages 11–14 and showing Tanner stages 2 to 3 of physical development. [1] It differs from pedophilia (the primary or exclusive sexual interest in prepubescent children), and from ephebophilia (the primary sexual interest ...
The Right of Children to Free and Compulsory Education Act or Right to Education Act ( RTE) is an Act of the Parliament of India enacted on 4 August 2009, which describes the modalities of the importance of free and compulsory education for children between the age of 6 to 14 years in India under Article 21A of the Indian Constitution. [1]