產(chǎn)品簡介
詳細介紹
TE253 9x
Modulated Sinusoidal Siemens Star(following ISO 12233) Set of 9 stars arranged in 3 columns.
The TE253 is designed for checking
resolution. The chart contains nine radially
sine modulated Siemens stars, gray patches
and black squares with a small white square in
it, slanted edges and white noise patches.