Double Extra Dense Flint Glass Prism, 1.25", R=1.71-1.74 Prong_3 Hand-cranked friction-wheel drive sandwiched between

Hand-cranked friction-wheel drive sandwiched between clear acrylic plates

Automatic self-zeroing burette with reservoir features 50mL capacity for titration procedures with hands-free refilling and precise volumetric analysis

this insulated wire keeps polarity color-coded across short branches in 4mm-socket student circuits

20 MHz BandwidthDigital Readout with Backlit LCDSharp Trace CRT and Auto focusStable Triggering up to 40 MHzX 10 Magnification20ns max Sweep SpeedAlternate TriggeringGold Plated BNC Connectors

Double Extra Dense Flint Glass Prism, 1.25", R=1.71-1.74 Prong_3 Hand-cranked friction-wheel drive sandwiched betweenDouble extra dense flint glass prism at 1. 25 inch sides with refractive index between 1. 71 and 1. 74, the heaviest leaded flint giving the strongest dispersion in the comparison kit.