Leeds & Nortrup You cannot add "Leeds & Northrup 2430-D Reflecting Galvanometer Type E Light Beam" to the cart because the product is out of stock. Showing all 4 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Leeds & Northrup 130031 Voltage Standard/Power Supply $89.00 More InfoAdd to cart Leeds & Northrup 2430-D Reflecting Galvanometer Type E Light Beam More Info Leeds & Northrup 5300 Type S Test Set More Info Leeds & Northrup 5305 Wheatstone Bridge More Info