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[nb 1] Notes Name Symbol [nb 2] Name Symbol Luminous energy: Q v [nb 3] lumen second: lm⋅s T⋅J: The lumen second is sometimes called the talbot. Luminous flux, luminous power Φ v [nb 3] lumen (= candela steradian) lm (= cd⋅sr) J: Luminous energy per unit time Luminous intensity: I v: candela (= lumen per steradian) cd (= lm/sr) J ...
Engineering notation or engineering form (also technical notation) is a version of scientific notation in which the exponent of ten is always selected to be divisible by three to match the common metric prefixes, i.e. scientific notation that aligns with powers of a thousand, for example, 531×10 3 instead of 5.31×10 5 (but on calculator displays written without the ×10 to save space).
The "W" comes from the element symbol for tungsten, W, which comes from the German Wolfram. WI: wrought iron: Both the material and the abbreviation are obsolete, or nearly so. Spell out the words if this material is to be mentioned at all in modern drawings. W/I, w/i: within: A little-used abbreviation. Better to spell out for clarity. WSP ...
The template will not show a "(Compare)" link in the table footer. 2 = "self" The template will display a "(Compare) link in the table footer to jump to the corresponding radiometry table within the same article for quick comparisons. In order for this to work, the radiometry table must be included using the template {{SI radiometry units}} as ...
[nb 1] Notes Name Symbol [nb 2] Name Symbol Luminous energy: Q v [nb 3] lumen second: lm⋅s T⋅J: The lumen second is sometimes called the talbot. Luminous flux, luminous power Φ v [nb 3] lumen (= candela steradian) lm (= cd⋅sr) J: Luminous energy per unit time Luminous intensity: I v: candela (= lumen per steradian) cd (= lm/sr) J ...
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The template will not show a "(Compare)" link in the table footer. 2 = "self" The template will display a "(Compare) link in the table footer to jump to the corresponding photometry table within the same article for quick comparisons. In order for this to work, the photometry table must be included using the template {{SI light units}} as well ...
[nb 1] Notes Name Symbol [nb 2] Name Symbol Luminous energy: Q v [nb 3] lumen second: lm⋅s T⋅J: The lumen second is sometimes called the talbot. Luminous flux, luminous power Φ v [nb 3] lumen (= candela steradian) lm (= cd⋅sr) J: Luminous energy per unit time Luminous intensity: I v: candela (= lumen per steradian) cd (= lm/sr) J ...