Table 1.

Structure and function of eye care in a pyramidal model.

Eye care facility	Essential functions	Eye health personnel
Community catering to 5000 people	Advocacy Eye screening in adults	Community worker-1
Primary catering to 50,000 people	Eye screening Refraction Spectacles dispensing Refer	AOP-2
Secondary catering to 500,000 people	Comprehensive eye exam Community screening Surgery of common disorders Medical care of glaucoma & diabetic retinopathy	AOP-14 Comprehensive ophthalmologist-2
Tertiary catering to 5 million people	Secondary level care +  Eye surgery in all disorders Corneal Transplant Low vision & Rehabilitation Training & Clinical research	AOP-40 Comprehensive Ophthalmologist-4 Specialist Ophthalmologist-10

AOP allied ophthalmic personnel.