Lens Grid

Summary

LsGd

Lens Grid

A  Lens Grid is an evenly patterned checker type arrangement that is printed and physically palced in front of a camera lens in order to record the physical characteristicsor imperfections that are natural to all camera lenses. 

A lens grid image is then anaylzed by visual effects software and the image is corrected or striaghtened out to remove all organic characteristics of the lens in order for the software to do it's VFX work within a framework of perctly square raito pixels that all computers work within.