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  2. Wedge prism - Wikipedia

    en.wikipedia.org/wiki/Wedge_prism

    Prism factor is based on the angle of the prism, and prisms are available in different factors, expressed in both square feet/acre (5, 10, 20 BAF are most common) and square meters/hectare (1-5 BAF are common). Prism size is chosen to yield a statistically valid estimate of basal area - 6-10 "in" trees per plot are required, which requires a ...

  3. List of Formula One race records - Wikipedia

    en.wikipedia.org/wiki/List_of_Formula_One_race...

    Description Record Details Ref. Most retirements (number) 25: 1951 Indianapolis 500 (out of 33 starters – 75.8%) : Most retirements (percentage) 85.7%: 1996 Monaco Grand Prix (18 out of 21 starters)

  4. Liquid-crystal display - Wikipedia

    en.wikipedia.org/wiki/Liquid-crystal_display

    A diffuser sheet is placed on both sides of the prism sheet to distribute the light of the backlight uniformly, while a mirror is placed behind the light guide plate to direct all light forwards. The prism sheet with its diffuser sheets are placed on top of the light guide plate.

  5. Lens - Wikipedia

    en.wikipedia.org/wiki/Lens

    A burning apparatus consisting of two biconvex lens. A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction.A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (elements), usually arranged along a common axis.

  6. List of Formula One broadcasters - Wikipedia

    en.wikipedia.org/wiki/List_of_Formula_One...

    Live broadcasts of Formula One Championship races were available on Viasat's pay-TV-channel V Sport + / 1 / 2, which replaced C More Max in 2022. Current main commentator since 2017 is Niki Juusela. Before him Formula One Championship races commentate Matti Kyllönen (1985–2009), Tomi Tuominen (2001–2003) and Oskari Saari (2004–2016).

  7. 1 - Wikipedia

    en.wikipedia.org/wiki/1

    1 (one, unit, unity) is a number, numeral, and glyph. 1 is the first and smallest positive integer of the infinite sequence of natural numbers.This fundamental property has led to its unique uses in other fields, ranging from science to sports, where it commonly denotes the first, leading, or top thing in a group. 1 is the unit of counting or measurement, a determiner for singular nouns, and a ...

  8. 2003 Formula One World Championship - Wikipedia

    en.wikipedia.org/wiki/2003_Formula_One_World...

    The 2003 FIA Formula One World Championship was the 57th season of FIA Formula One motor racing. It featured the 2003 Formula One World Championship for Drivers and the 2003 Formula One World Championship for Constructors, which were contested concurrently over a sixteen-race series that commenced on 9 March and ended on 12 October.

  9. Atmospheric refraction - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_refraction

    Young [6] [11] distinguished several regions where different methods for calculating astronomical refraction were applicable. In the upper portion of the sky, with a zenith distance of less than 70° (or an altitude over 20°), various simple refraction formulas based on the index of refraction (and hence on the temperature, pressure, and humidity) at the observer are adequate.