CONTENTS
xiii
| The Intrinsic Spherical Aberration of the Third Order | ||
| Central Oblique Refraction | ||
| FORMULA | PAGE | |
| (16). | The Corrections of Second and Third Orders in Primary Plane | 327 |
| (17). | The same Corrections in Secondary Plane | 327 |
| Eccentric Oblique Refraction | ||
| (19). | The Corrections of the Third Order in Primary Plane | 328 |
| (20). | The same Corrections in Secondary Plane | 329 |
| Summary of all above Results | 329 | |
