US$ 449.50
Pairs a 50 by 50mm plano-cylindrical glass lens with +10 diopter optical power
Funnel measures 10" tall
exposing the rotating coil and field magnet for direct observation as students supply 4-9V to drive the rotation
trigonal-planar
Hardwood Herbarium Press with Buckle Straps Weight_250g Pairs a 50 by 50mmHardwood herbarium press frame with buckle straps for drying and preserving plant specimens, sized for classroom collections and field botany projects.
US$ 449.50
US$ 1097.00
US$ 1649.50
US$ 130.00
US$ 39.99
US$ 396.00
US$ 950.00
US$ 1600.00
US$ 1447.60