Convex lenses are used for the correction of:
A. Astigmatism
B. Cataract
C. Short sightedness
D. Long sightedness
A. Astigmatism
B. Cataract
C. Short sightedness
D. Long sightedness
A. 23 March 1954
B. 23 March 1956
C. 23 March 1946
D. 23 March 1953
A. Himalaya Range
B. Hindu Kush Range
C. Karakoram Range
D. Kir Kirther Range