The big led video wall used in Virtual Production.
Cylinder LED screen with roof，270 degree，75 feet in circumference and 20 feet high
Function:
to show the virtual scene /light in real time.
to let the director/photofgraphy/producer know the real time effect of filmmaking.
Properties and qualities：
It can show very detailed light and shadow changes without scattered light spots.
（I am wondering how to make sure that technically.
I checked out the video wall company’s website （https://www.unilumin.com/ ）and there are lots of products. I am confused about how can we choose the suitable one.How do we read the technical parameters.