I'm in my mid 70's and have the same problem.Cataract surgery got postponed.
I 've been cleaning rifles during the stay at home and have 2 Win 94's that I don't carry any more because of my eye sight.

Trying to decide on Skinner, XO, or putting a Burris red dot on these.

https://www.turnbullrestoration.com/gun/fastfire-receiver-mount-model-1894/