Hello 1. This is convergence weakness 2. You should do pencil push up exercise. Take a pencil ...keep it at arm length in line with your eyes....focus tip of pencil..n start bringing it close...as it will come near..tip will become double... Stay there..try to focus till it becomes one..n then again bring it close and repeat same thing 3.do this exercise everyday for 5/minutes.... 4.Do it when u r relaxed ...never do it after doing work

Adduction is less compare to normal. Do adduction exercises and try to improve fusional range.