The candidates recommended for appointment will have to pass requisite medical fitness test(s) conducted by the Railway Administration to ensure that the candidates are medically fit to carry out the duties connected with the post. Visual Acuity Standard is one of the important criteria of medical fitness of railway staff.
The medical requirements against different medical standards for different categories.
| Sl. No | Medical Standard | Description |
| 1 | A-1 | Physically fit in all respects. Visual Standards - Distance Vision: 6/6, 6/6 without glasses. Near Vision: Sn: 0.6,0.6 without glasses (must clear fogging test) and must pass test for Colour Vision, Binocular Vision, Field of Vision & Night Vision. |
| 2 | A-2 | Physically fit in all respects. Visual Standards - Distance vision: 6/9, 6/9 without glasses. Near Vision: Sn: 0.6, 0.6 without glasses and must pass test for Colour Vision, Binocular Vision, Field of Vision & Night Vision. |
| 3 | A-3 | Physically fit in all respects. Visual Standards - Distance Vision: 6/9,6/9 with or without glasses (power of lenses not to exceed 2D). Near Vision: Sn: 0.6, 0.6 with or without glasses and must pass test for Colour Vision, Binocular Vision, Field of Vision & Night Vision. |
| 4 | B-1 | Physically fit in all respects. Visual Standards - Distance Vision: 6/9,6/12 with or without glasses (power of lenses not to exceed 4D). Near Vision: Sn: 0.6, 0.6 with or without glasses when reading or close work is required and must pass test for Colour Vision, Binocular Vision, Field of Vision & Night Vision |
| 5 | B-2 | Physically fit in all respects. Visual Standards - Distance Vision: 6/9,6/12 with or without glasses (power not to exceed 4D). Near Vision: Sn: 0.6, 0.6 with or without glasses when reading or close work is required and must pass test for Field of Vision. |
| 6 | C-1 | Physically fit in all respects. Visual Standards - Distance Vision: 6/12, 6/18 with or without glasses. Near Vision: Sn: 0.6, 0.6 with or without glasses when reading or close work is required. |
| 7 | C-2 | Physically fit in all respects. Visual Standards - Distance Vision: 6/12, Nil with or without glasses. Near Vision, Sn: 0.6 combined with or without glasses when reading or close work is required. |
