It is important to study the right lighting in order to dose intensity and spectrum according to the physiology of the plant.   
Brightlx can design lenses that can control spectral content, enabling users to match lighting to plant needs based on plant species and growth stage.

We'd like to share with you one of our lens designs for the grow light,  95°×125° beam angle, Seoul 3030 LED, PC material and 91% high efficiency

Please don't hesitate to contact us if you have any grow light lens projects we can help with.