It is quite a easy job to make homemade eyeglass cleaner. You just need 2 common ingredients. Just follow the steps:
Firstly, put some rubbing alcohol into a spray bottle with the amount of three fourth of the bottle.
Secondly, drip 2 drops of dish washing detergent into the bottle.
Thirdly, put tap water into the bottle until it is full.
Fourthly, shake the bottle gently to make them fully mix together.
Finally, spray the mixture on your glasses and then clean them with a piece of soft cloth.
Do remember that avoid using paper towels, napkins, newspaper, or other rough material to wipe your glasses.