Balls and rods for modeling molecules. Multicolored. Packed in sturdy reusable case.[...]

Yellow plastic 20 pieces / set[...]

Partially disassembled, packed in cardboard box. Nomenclature Eyepiece Eyepiece tube Nose piece Objective Stage Disc diaphragm Mirror Coarse focusing knob Fine focusing knob Limit stop screw Clip Stand Abbe condenser and Iris diaphragm Movable specimen holder Huygens eyepiece: 1, H10X 2, H16X 185 objective: 1, 4X/0.10 2, 10X/0.25 3, 40XS/0.65 Monocular head Stand: Metal base and stand Nose piece: Triple nose piece Stage: 110 mm*120 mm Clips Diaphragm: Five[...]

Use for measuring the relative humidity of the air.[...]