If you're looking for vision and hearing resources to help with costs, below are some non-profit organizations that might be able to help:
Vision exams and treatment
Lions Club International - A local Lions Club in or near where you live may sponsor a program that provides you with help to buy eyeglasses and health-related services.
Prevent Blindness.org - Offers a listing of low-cost vision-care resources.
Hearing exams and treatment
Lions Club International - A local Lions Club in or near where you live may sponsor a program that provides you with help to buy hearing aids and health-related services.
Starkey Hearing Foundation - The foundation's Hear Now Program helps people who live in the U.S. who are deaf or hard of hearing, and have no other resources to get hearing aids.