Narrow-Angle Glass Prism, 10° x 85° x 85° Capacity_50mL and apparatus in laboratory and

and apparatus in laboratory and demonstration setups

3 glass Griffin-form beaker shot glasses hold 3

the broader apex producing larger deviation for direct comparison against the narrower wedges in the angle-series set

Two-kilohm shunt-type Ohm's meter in an unbreakable case with a clear front and a fixed dry-cell stand

this two-gap Wheatstone bridge is the standard student apparatus for resistance comparison and verification

Narrow-Angle Glass Prism, 10° x 85° x 85° Capacity_50mL and apparatus in laboratory andPairs a 10 apex with 85 x 85 base angles on a glass wedge prism, the slightly wider apex stepping deviation up from the 5 wedge while keeping the thin prism form factor.