Observation eyepiece consists of concave mirror and a separate gate is formed, in the eyepiece can be seen at the same time the two semicircle color, its left for the sample color.

观察目镜由凹镜和分隔栅组成，在目镜中可同时看到二个半圆色，其左边的为试样颜色。

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Observation eyepiece consists of concave mirror and a separate gate is formed, in the eyepiece can be seen at the same time the two semicircle color, its left for the sample color.

观察目镜由凹镜和分隔栅组成，在目镜中可同时看到二个半圆色，其左边的为试样颜色。

youdao