The lighting system consists of a power unit, the light I received during the energy waves whose wavelength is not less than 700 nm. While light system II includes a unit power light range wave no less than 680 nm.
I get energy lighting systems consist of light energy in waves that have wavelengths less than 700 nm while the optical system II will consist of light energy with wavelengths less than 680 nm.
The lighting system I consists of input light energy to energy in the waves with wavelengths not lower 700 nm. While lighting system II consists of input light energy with the wave of not less than 680 nm.