Concave Mirror, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may minor imperfections that do not affect physical function, Bulk lens and mirror sets available upon request, Size: 3in dia, 100mm Focal Length - 2.8mm Thick
Concave Mirror, 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, Bulk lens and mirror sets available upon request, Size: 3in dia, 75mm Focal Length - 3mm Thick
Convex Mirror, Material: Glass, round, designed for physics and educational use, Because of their educational use design, there may be minor imperfection that do not affect physical function, thickness varies as they are not designed, Size: 3in Dia, 300 mm Focal Length, 3.1mm Thick
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