Blue Vintage Magnified Lens for Large Panel Lamp Holder, Fits in 7/8 inch Hole

This dark blue Vintage Magnified Lens for Large Panel Lamp Holder, Fits in 7/8 inch Hole, and will work with the large panel lamp holders I have in my other listings that are made to mount in a one inch panel hole.The Glass part of the lens is a full one inch in diameter!They are made to push into a 7/8 inch inside diameter hole like on the large panel lamp assemblies.This unit is new old stock.The Magnified one inch diameter lens, is removable, looks great, and gives a nice look on modern or vintage gear.