Glass Depression Slide, for use with specimens in liquid, Quality-Slide-Making Supplies, Aquatic Microorganisms Visible with These Slides, Round Corners for Safety, Thickness: 1.5 mm, Length: 3in, Width: 1in, Pack of 12
Micro slide viewer, cost effective giving super quality images, No power requirement and very light weight, Easy to use and teacher can be sure that the entire class will see the key features quickly