Office Supplies Office Instruments Magnifiers glass Bulb Condenser Water Level Controller for Overhead

Water Level Controller for Overhead Tank

interpupilary distance adjustment ring 54-74mm

Tablet Hardness Tester Pfizer type For Laboratory use

laboratory  Black Iron Tangent Galvanometer

Its polished brass finish not only makes it visually striking but also signifies quality and precision

Office Supplies Office Instruments Magnifiers glass Bulb Condenser Water Level Controller for OverheadOffice Supplies Office Instruments Magnifiers Stands Up And Folds This giant 5" dia magnifier stands alone, 10" above a base with a mm inches plotting scale, like a giant linen tester, but folds nearly flat for easy storage or portability. The large lens is 2X with a 5 8" dia 2X bifocal inset (ignore the description on the box). Illuminated by a very bright white LED. for which you need to bring (3) "AAA" batteries to the party. White plastic and