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2. Ellipsoidal reflector spotlight - Wikipedia

   en.wikipedia.org/wiki/Ellipsoidal_reflector...

   Ellipsoidal reflector spot (abbreviated to ERS, or colloquially ellipsoidal or ellipse) is the name for a type of stage lighting instrument, named for the ellipsoidal reflector used to collect and direct the light through a barrel that contains a lens or lens train. The optics of an ERS instrument are roughly similar to those of a 35 mm slide ...

3. Parabolic aluminized reflector - Wikipedia

   en.wikipedia.org/wiki/Parabolic_aluminized_reflector

   As with the case of LED MR lamps, LED PAR lamps generally use an array of individual LED elements that are unsuitable for reflector operation. Nevertheless, some degree of beam control can be obtained with aperture or lens, and LED PAR 38 replacements with a 40° spread is common. Models built for stage lighting may use less similar dimensions.

4. Bergen op Zoom - Wikipedia

   en.wikipedia.org/wiki/Bergen_op_Zoom

   Bergen op Zoom (Dutch pronunciation: [ˌbɛrɣə(n) ɔp ˈsoːm] ⓘ; [a] called Berrege [ˈbɛrəɣə] in the local dialect) is a city and municipality in southwestern Netherlands. It is located in the province of North Brabant , at the provincial border with Zeeland .

5. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...

6. Multiply–accumulate operation - Wikipedia

   en.wikipedia.org/wiki/Multiply–accumulate...

   The MAC operation modifies an accumulator a: + () When done with floating-point numbers, it might be performed with two roundings (typical in many DSPs ), or with a single rounding. When performed with a single rounding, it is called a fused multiply–add ( FMA ) or fused multiply–accumulate ( FMAC ).

7. Zoom (software) - Wikipedia

   en.wikipedia.org/wiki/Zoom_(software)

   Zoom Workplace (commonly known and stylized as zoom) is a proprietary videotelephony software program developed by Zoom Communications.The free plan allows up to 100 concurrent participants, with a 40-minute time restriction.