用viewing distance造句子，“viewing distance”造句

3、These subtended angles correspond to a viewing distance of roughly 2.2 times the screen width at the back row of the seating down to 1.5 times the screen width at the front.

1、The question, then, is how to relate viewing distance to a person's visual acuity.

2、Retina displays have a pixel density that's so high, your eyes can't discern individual pixels at a normal viewing distance.