Demonstration Spherometer Subcategory_Weights and Masses the wider bore accepting full-size

the wider bore accepting full-size bar magnets while AC current drives the alternating field that rotates domains for demagnetization

gripping objects up to 90 mm and mounting to support rods up to 15 mm for chemistry and physics setups

supplying replacements when the originals lose loft or split during repeated charging cycles

the 90-45-45-degree faces redirecting wider beams for total internal reflection and image-inversion work

and steel cubes machined to the same 1

Demonstration Spherometer Subcategory_Weights and Masses the wider bore accepting full-sizeDemonstration spherometer with an oversized 133 mm dial head and baked enamel finish, letting an entire classroom read spherometer values before students work with benchtop units.