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50cm diameter concave mirror - Glass with a focal length of 200mm optically worked, silvered back with protective coating.
Student Optics Kit - Light Box & 27 Optical Components - Eisco Labs
KWD 28
Optical Glass Lens, 3" (75mm) - 200mm Focal Length - Ground, Beveled Edges - Use as Top Spinning Base - Eisco Labs
KWD 5
Concave Mirror - 3" Dia, 300mm Focal Length - 3mm Thick - Glass - Eisco Labs
KWD 4.500
Double Convex Lens, 200mm Focal Length, 1.5" (38mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs
KWD 3.500
