MCQOPTIONS
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| 1. |
When the image formed by the objective is not situated in the plane of cross-hairs, |
| A. | the cross-hairs should be adjusted |
| B. | the eye-piece should be focussed |
| C. | the objective should be focussed |
| D. | the parallex should be removed |
| Answer» D. the parallex should be removed | |