| 摘要 |
<p>A microscope having a variable degree of stereoscopy comprises a front objective lens (10), two secondary objective lenses (22,26) and a beam-directing means, such as a prism block (12), which directs light received from the front objective lens (10) to each secondary objective lens (22,26) and which is movable along the axis of the front objective lens (10).</p> |
