Hello Aspirant, an eye doctor is called an optometrist. After completion of +12 in the field of biology. You can take Bachelor's degree in-

• Optometry ( B.Opto)
• Bachelor of Science ( B.Sc )

You can then take  Master's degree in-

• Master of Optometry (M.Opto)
• Master of Science ( M.Sc )
• M.A/ M.Sc. (5-year Integrated) Courses

You can also do Ph.d in optometry. Now, you are eligible for becoming an eye doctor and can apply for jobs.

Hope this helps.

Thank you.