| 15.2.3.3. | The requirements of paragraph 15.2.3.2. above do not apply to mirrors which, after having been knocked out of alignment, can be returned to their former position without the need for adjustment. | a0c0 |
| 15.2.3.3. | The requirements of paragraph 15.2.3.2. above do not apply to mirrors which, after having been knocked out of alignment, can be returned to their former position without the need for adjustment. | a0c0 |