您好, 歡迎來到化工儀器網(wǎng)
產(chǎn)品簡介
詳細(xì)介紹
TE260 16:9
Dot Chart
The 'dot' chart consists of two different
charts on the front side and on the back
side. One of them has 31 lines of dots and
the other 15 lines of dots. They can be used
to determine distortion and chromatic
aberration.