Shenzhen Toppo lighting company is a professional worldwide led manufacturer which have won a favorable reputation among the worldwide customers.The principle of Toppo is "Morality, Quality,Grade,Brand".Send Inquiry
1.If i have a questions I want to know , how can i contact you ?
You can find our platform or directly through major inquiry and send email to contact us.
2.How to explain “Flux/luminous Flux “?
Luminous flux is the measure of the perceived power of light produced by the LED, adjusting to reflect the varying sensitivity of the human eye to different wavelengths of light.
3.How do we explain “CRI” ?
A measure of the degree of colour shift objects undergo when illuminated by the light source as compared with those same objects when illuminated by a reference source of comparable colour temperature. The reference source has a CRI of 100.