The HR Orion Series balances from A & D Weighing are a low-cost solution to the advanced weighing needs of any laboratory. They have virtually all the same features that higher priced balances have. Large weighing chamber holds up to a 250mm volumetric flask. Wide angle LCD display. Good Laboratory Practices [GLP] Software. Multi-Functional Weighing: %, counting, grams, mg. oz ozt, dwt, ct, mom, GN, t, TL. Push button calibration and digital tare. Front Key Selectable Weighing Filters: ensures fast & stable results in all environmental conditions without switching off the balance.