Introduction

This station mainly trains and learns to measure the spherical aberration, chromatic aberration, field curvature and astigmatism of the lens, understand the basic parameters of the lens and methods to eliminate or reduce aberration, and master the basic test content and methods.

Training Content

Observation of spherical aberration in optical systems;

Observation of field curvature of optical systems;

Astigmatism observation of optical systems;

Chromatic aberration measurement of optical systems;

Depth of field measurement of optical systems;

Field diaphragm and aperture diaphragm.