Educational Diffraction Slide, For Demonstrating The Principle Of The Diffraction Grating And The Way In Which Its Properties Are Dependent Upon The Number Of Lines Per Unit Length. Comprises A Card Mount 90 X 40 mm Approximately With Three 16 X 9 mm Apertures
HOOKUPZ* 2.0, Universal Smart Phone Optics Digiscoping Adapter, Optics with an eyepiece of 25-58mm, For Binoculars, Spotting Scopes, Monoculars, Telescopes, Microscopes, Incompatible for riflescopes and tablets, Fits ipods, iphones, Galaxy, Motorola and HTC phones
Slit, Five single slits of different widths in a slide frame. Specifications: Slit widths: 0.1/ 0.2/ 0.4/ 0.8/ 1.6 mm, Dimensions: 50x50 mm2, Weight: 0.02 kg
Practi-Oral Med Pack*, for clinical training, has gained national acceptance as one of the safest and quality approved simulation aids available for standard oral medication administration practice, Essential Skills: Reading drug labels, Reconstituting powdered medication
Decade Resistance Box - 4 Decade, Standard Decade Resistance Box, Up To A Total Of 11, 110 Ohms, Resistance Resolution Is At 1, 10, 100, And 1000 Ohms, Decade Resistance Substitution Box Provides 4 Decade Ranges. Each Decade Is Selected With A Rotary Switch
Diffraction Grating Slides, 1000lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Ray box, simple, safe and sturdy source of projected light for many classic optics experiments, produces parallel convergent rays across a plane horizontal surface and the rays are intense enough to be traced in natural light. Built in solid aluminum extrusion casing, 100-240V 50/60 Hz
Decade Resistance Box - 7 Decade, Portable Resistance Box, Built In Solid Metallic Body. Total Vol. 11.111110 Mega Ohms, It Is Built In Solid Metallic Body.Total Value As Well As Individual Values Are Available At All Levels, +/- 1% Tolerance & Are Of 2 Watts
Magnetizer Box - Bar Magnet, 110/120V AC, 60Hz, Revitalizes iron, nickel, cobalt, and alnico horseshoe and bar magnets in seconds. Simply place magnets in the 25x25 mm holes and press the button to make old magnets new again
Diffraction Grating Slides, 500lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Capacitance Substitution Box, Capacitor Box, Using 1 Rotary Dial With 12 Steps. Various Capacitors Are Selected One By One. Useful For General Purpose Electronic Work. The Unit Has An Easily Selectable Range Of 12 Preferred Capacitors From 100 Pf To 1 Mfd
Condenser Box, provides differentvalues of Electrolytic capacitors ranging from 1ufd to 4.7ufd, +/- 10% tolerance and, of 63 volts working voltage, Built on 8in x 5in Plastic Box
Electricity Box, Junior Engineering, has assortment of motors, bulbs, sockets and much more comes in a handy divided utility case, Contains: batteries, battery holders, various bulbs, various sockets, buzzers, motors, switches, and hook-up wire. 117 pcs in total.
Wheel Box, Junior Engineering, has assortment of wheels come in a handy divided utility case, Contains: mdf wheels, plastic dragter wheels, card disk wheels, super wheels, and dowel to be used as axles. There are 401 pcs in all.
Horizon Energy Box, Combines All Horizon Kits And Modules Into One Large Set For Classroom Use 100+ Experiments And Hours Of Activities With This One Set, Comes In A Plastic Storage Box For Long Term Storage, Cd With Curriculum Manuals, Assembly Instructions
Reflex Hammer allows you to record exactly how fast your reflexes are, Built-in accelerometer will put a marker into your recording the instant the hammer strikes your subject, while the Muscle SpikerBox Pro records from your quadriceps
Reaction Timer allows you to precisely quantify a person's reaction time by recording how quickly they can flex their muscles in response to a stimulus, Stimulate with two different colors of light in 3 different locations to test for visual reaction time
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