Concave Mirror, Material: Glass, Round, designed for physics and educational uses, thickness varies as they are not designed to be consistent in that respect, Because of their educational use design, there may be minor imperfection, Size: 1.5in Diameter, 150mm FocalLength, 2mm Thick
Spatula Scoop, Material: polypropylene, Colour: Blue, spatula with oval scoop spoon on one end and flat edge with on the other end, Total Length: 7.87in (200mm), Oval scoop measures 0.83in (21mm) Wide and 1.38in (35mm) long, Flat side measures 0.79in (20mm) wide by 1.57in (40 mm) long
Concave Mirror, Material: Glass, Round, designed for physics and educational uses, thickness varies as they are not designed to be consistent in that respect, Because of their educational use design, there may be minor imperfection, Size: 1.5in Diameter, 200mm Focal Length, 3mmThick
Convex Mirror, Material: Glass, round, designed for physics and educational use, Because of their educational use design, there may be minor imperfections that do not affect physical function, thickness varies as they are not designed, Size: 2in Diameter, 300mm Focal Length, 2mm Thick
Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 250 mm focal length, Lens measures 1.5in diameter, 0.2 weight
Marina Standing Thermometer - Celsius and Fahrenheit, designed to sink to the bottom of the aquarium and remain in a vertical position, Centigrade, Has a safety zone temperature range indicator for most tropical fi
Convex Mirror, Material: Glass, round, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, thickness varies as they are not designed, Size: 2in Diameter, 300mm FocalLength, 2mm Thick
Convex 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, Optically worked, silvered back with protective coating, Size: 1.5in diameter, 100mm Focal Length
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, Optically worked, silvered back with protective coating, Size: 2in diameter, 75mm Focal Length
Convex 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, Optically worked, silvered back with protective coating, Size: 1.5in diameter, 50 mm Focal Length
Glass Petri Dish Has Two Pieces (Lid And A Dish)And Are Packed Individually, Can Expose You To Chemicals Including Arsenic, Which Are Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm, Not For Children 13, Size: 90Mm Diameter.
Convex 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, Optically worked, silvered back with protective coating, Size: 1.5in diameter, 150mm Focal Length
Dixon Phano Nontoxic China Markers, Nontoxic, Paper Wrapped, Blue, Ideal for marking on glass, plastic, film, paper, metal, rubber, almost any surface. Bright colors deliver vivid marks. Marks easily wipe away clean from any smooth surface.
Dixon Phano Nontoxic China Markers, Nontoxic, Paper Wrapped, Crimson Red, Ideal for marking on glass, plastic, film, paper, metal, rubber, almost any surface. Bright colors deliver vivid marks. Marks easily wipe away clean from any smooth surface.
Glass Petri Dish Has Two Pieces (Lid And A Dish)And Are Packed Individually, Can Expose You To Chemicals Including Arsenic, Which Are Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm, Not For Children 13, Size: 100Mm Dia
Equilateral Prism, Material: Acrylic, Useful for experiments in Optics, Light Refraction and Wavelengths, Will create a rainbow (even in room light) by using the simple led light of a smart phone, User will need to create a small slit in a black piece of paper, Size: 1in Hx1in W