Optical Instruments
| Set / Name of Stamp | Date of Issue | Denomination | Image |
|---|---|---|---|
| Dr. Zakir Hussain (1897-1969)May 3, 1998 | May 3, 1998 | Rs. 2 |   |
| Mahatma Gandhi – Communal Harmony (50th Death Anniversary)January 30, 1998 | January 30, 1998 | Rs. 11 |   |
| Mahatma Gandhi – Salt Satyagraha (50th Death Anniversary)January 30, 1998 | January 30, 1998 | Rs. 10 |   |
| Mahatma Gandhi – Social Upliftment (50th Death anniversary)January 30, 1998 | January 30, 1998 | Rs. 6 |   |
| Dr. Jagdish Chandra Jain (1909-1993)January 28, 1998 | January 28, 1998 | Rs. 2 |   |
| Vishnu Sakharam Khandekar (1898-1976)January 19, 1998 | January 19, 1998 | Rs. 2 |   |
| Nanak Singh (1897-1971)January 10, 1998 | January 10, 1998 | Rs. 2 |   |
| Hazari Prasad Dwivedi (1907-1979)December 13, 1997 | December 13, 1997 | Rs. 2 |   |
| Kotamaraju Rama Rao (1896-1953)November 9, 1997 | November 9, 1997 | Rs. 2 |   |
| Ram Manohar Lohia (1910-1967)March 13, 1997 | March 13, 1997 | Rs. 1 |   |