GROW LIGHTS: What type is the best reflector?

How to grow indoor marijuana, Hydroponic marijuana growing systems. Grow lights, Rockwool systems, DWC, NFT, Aeroponics, Organic etc
GROW LIGHTS: What type is the best reflector?
Just wondering how everyone feels about this topic. What is the best light reflector? is the "Bat wing" best? how about the parabolic reflector? an hydrofarm enclosed reflector? no reflector?!
GROW LIGHTS: What type is the best reflector?
is suppose it depends on what type of light your gona use
GROW LIGHTS: What type is the best reflector?
I have seen amazing results with parabolic reflectors. I plan to get one soon.