Orders placed online and which are over $299 ex gst are delivered freight free anywhere in Australia. Offer is valid until 31 December 2024 and excludes: (i) orders involving chemicals and (ii) orders involving oversized items such as safety cabinets, ovens, incubators, trolleys etc. Such items are highlighted on our website.
For studying interference fringes due to sunlight or monochromatic light. Consist of a plano-convex lens, diameter 60mm, and an optically polished (worked) fl at glass plate mounted on a ring metal pressure frame with three compression adjusting screws for proper centering of concentric circular Newton rings.