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
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: 3inDiameter, 75mm Focal Length, 2.8mm Thick
Laser Diode For Debye-Sears Effect, Color: Green, Wavelength: Approx. 532 Nm, Power: < 5 Mw, Supply Voltage: 3 V Dc, Current Consumption: Max. 250 Ma, Dimensions: 90 mm X 17 mm Dia, With 1 M Connector Lead For Connecting ultrasonic Cw Generator.
Prism, with different angle 25 degree x 25 degree x 130 degree manufactured from Optical Borosilicate Crown glass having R.I. 1.510 App. Optically worked for use with Spectrometer, Equilateral, two facespolished 32 x 32 mm height.Double Extra Dense Flint R. Index 1.71-1.74
Laser Diode For Debye-Sears Effect, Wavelength: Approx. 650 Nm, Supply Voltage: 3 V Dc, Power: < 1 Mw, Current Consumption: Max. 30 Ma, With 1 M Connector Lead And Barrel Connector For Connecting ultrasonic Cw Generator, Dimensions: 90 mm X 17 mm Diameter.
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: 300 mm focal length, Lens measures 3in diameter, 0.1 weight
Rectangular Refraction Cell, Material: acrylic rectangular, Color: clear, excellent for showing refraction and internal reflection in water, and to measure its refractive index, has uniform wall thickness to eliminate distortions, Dimension: 6X3X6.2 CM
Turns any container into a desiccator. Meets FDA requirements for direct contact with food and drugs. Nontoxic sodium calcium aluminosilicate hydrate desiccant. Absorbs at least 16% of its weight in water, typically 37%. ISO Class 5. Weight: 10g. Nonindicating. Regenerable.
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, 200mm 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, 100mm Focal Length
LumiLoupe* Plus Magnifying loupe, with Focusable dual lenses allow examination of objects close-up, while a transparent base permits ambient light to illuminate the subject for bright, clear viewing, Magnification: 6x, Dimensions: 4.25 in x 4.25 in x 2.75 in
MicroPen* pocket size microscope, features a built-in LED light that provides a crystal-clear image with easy to use focus and zoom adjustments, Magnification: 24x-53x, Batteries: 3G3 Button Cell Batteries Included, Dimensions: 0.75in x 0.5in x 5in
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: 50mm focal length, 2in diameter and 15.5mm 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: 100 mm focal length, Lens measures 3in diameter, 0.3 weight
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