Candela was chosen so that the new definition would precisely match the old definition. Although the candela is now defined in terms of the second (an SI base unit) and the watt (a derived SI unit), the candela remains a base unit of the SI system, by definition. If a source emits a known luminous intensity "I" (in candelas) in a well-defined cone, the total luminous flux "Φ" in lumens is given by where "A" is the "radiation angle" of the lamp—the full vertex angle of the emission cone. For example, a lamp that emits 590 cd with a radiation angle
Candela, Coahuila of pools that are filled with clean mountain water. It is also a great place to go on a "carne asada" (term for a Mexican-style barbecue). Las Lajitas is part of the Candela river which leads downstream to the town. It is notable for the shape of its rocks, hence the name "Las Lajitas". El Ojo de Agua is a spring of thermoheated waters. One can enjoy a skin renewal bath there. Another noteworthy asset of Candela is that it boasts several vast ranch-estates in its vicinity, such as the Santa Lucia de Sanmiguel - one of a few hidden