Narrow-Angle Glass Prism, 20° x 80° x 80° Weight_250g Permanent-magnet stack inside an 8

Permanent-magnet stack inside an 8 x 5 inch base recharges weakened bar and horseshoe magnets by realigning their domains - no electrical power

Compact regulated +15V DC power pack rated at 1 A

and home reading

Built for long-bench convergence flexibility

Six-piece polypropylene beaker set spans 50mL to 2000mL for complete classroom and lab volumetric workflows without glass breakage risk

Narrow-Angle Glass Prism, 20° x 80° x 80° Weight_250g Permanent-magnet stack inside an 8Pairs a 20 apex with two 80 base angles on a glass wedge prism, the apex pushing deviation past the small angle regime for comparing thin prism vs. equilateral geometries.