Huge three and a half inch plano-convex glass lens. Pre-focused, just place on top of object to be viewed. Excellent for primary grades, or hands-free magnification for finely detailed work. X 25 X 22 mm high. 38 X 38 X 38 mm high.
Lenses fold into case, assorted pastel colours.
Five functions in one unit. Magnifying lenses, double magnifiers, binoculars, compass and signal mirror. Assorted colours, with neck cord. Great gift idea. For cleaning fine optics.