US$ 129.99
filled with iron filings whose alignment renders 3D field lines around any bar magnet up to 0
Built for drop-precision dispensing
Hand microtome produces thin specimen sections for microscope slide preparation in botany
and intestine anatomy in teaching position
Fourteen-orbital-shape model set with detailed illustrated instructions
Graduated Screen for Optical Bench Coating_Vinyl filled with iron filings whoseGraduated white screen mounted for use on the optical bench, providing a measurable projection surface for sizing real images formed by lenses and concave mirrors.
US$ 129.99
US$ 74.99
US$ 129.99