Virtually all binoculars have several helpful features that allow them to be tailored to different users. ... Since eyeglasses hold binoculars away from the eyes and let in peripheral light anyway, retract the eyecups if you do wear glasses. Next, set the barrels of the binoculars to match the distance between your eyes.

Should you keep your glasses on when using binoculars?

Always Use the Eyecups

Eyecups can fold up and down, but when you're wearing glasses, you need to keep them up. Eyecups help by blocking out any peripheral light. If you're not wearing glasses, it's not something you need to worry about since you're placing the glasses right up against your face.

What is the best binoculars for people who wear glasses?