Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied.
Tangent Galvanometer, Features copper magnet wire, adjustable potentiometer, compass and non-magnetic stand. Measure an electric current by determining the magnitude and direction of the horizontal component of Earths magnetic field
25 x 5/8" A. Sterile. Color code: Red. Ultra-sharp, tri-beveled, anti-coring, stainless steel needle. Translucent, color-coded luer lock hub. Color-coded cap on rigid pack. Autoclavable in rigid pack for use in O.R/procedure packs.
25 X 1 1/2 A. Sterile. Ultra-sharp, tri-beveled, anti-coring, stainless steel needle. New improved needle lubricant. Translucent, color-coded luer lock hub. Color coded gauge stripe and bar code on individual package.