Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 250mm focal length, 50mm diameter and 4mm thick
LH-30 VersaLoupe* 10x dual lens stand magnifier, crystal clear acrylic loupe with an adjustable focus, Simply twist the eyepiece to focus, perfect for coins, stamps & photography, dual acrylic crystal clear lenses that provide ultra precise image quality
Filter Paper 90 mm Grade 3 Circles, designed for gravimetric analysis and the preparation of samples for instrumental analysis, High purity, for use in a wide range of critical filtration procedures, Wide range of filter grades and diameters, Ashless 0.007% are very pure filters
Print…
List View
Easy View (new)
Facebook
Twitter
YouTube
Pinterest
Instagram