RSpec Explorer* Digital Spectrometer, simple to setup and easy to use, Position it on your lab table one or two meters from your light source, with Camera, Spectrometer Software, Connects via USB, Adjustable Tripod, Dark colored stand used as a background
Measures barometric pressure (400 to 1070 mbar) with 15 min. updates, temperature (-20 to 70[degree]C), altitude (-500 to 7000 meters), and graphically displays the barometric pressure trend. Stopwatch, clock with day/date, 12/24 hour display, and alarm.
TetraView LCD Digital Microscope, Fetures: 40x to 400x magnification (up to 1600x with digital zoom), 4.3in LCD touchscreen, 5 MP CMOS built-in digital camera, Adjustable LED bottom illumination180 deg rotatable LCD screen, AV/TV output, Coarse and fine focus knobs