I believe the abbreviation for lumen is lm, so the abbreviation for lumens should be lms. This is the way I have always seen this unit abbreviated.
There are two accepted plural forms of the noun lumen:lumenslumina
The abbreviation of electron is e−.
The abbreviation of "have not" is "haven't."
There would be no abbreviation for Houston, but the abbreviation for Texas is TX.
There is no abbreviation.
LUS means lower uterine segment.
Lus is 165 cm.
The population of Lus-la-Croix-Haute is 498.
Tilly Lus's birth name is Mathilde G. Barbiers.
The area of Lus-la-Croix-Haute is 87.2 square kilometers.
Tilly Lus was born on June 28, 1888, in Zaandam, Noord-Holland, Netherlands.
Tilly Lus died on July 25, 1971, in The Hague, Zuid-Holland, Netherlands.
Lus was born on May 23, 1982, in Czechoslovakia.
lus an chromchinn
One lumen makes up 1 ANSI lumen as they both measure the same output of light. ANSI lumens are used exclusively for measuring the output of projectors.
Area can be used to find lumens. There are specific equations that are used to find lumens and area can be included in these equations. Plug the numbers into the equations and the amount of lumens will be found.
Currently maximum LED luminous efficiency is about 114 lumens/W, measured at 50mA. Average luminous efficiency is about 104 lumens/W. Ordinary LED light effect is about 60 lumens / W. 18W is about 130 lumens is about 1080 lumens.