Mag 64™ Magnesium Chloride Mineral Supplement, 1 Bottle Jobst for Men 30 40 Thigh Our Coaxial Ophthalmoscope uses a MSHQ 1148B Our Coaxial Ophthalmoscope uses a Halogen HPX lamp that provides 30% more light output for true tissue color and consistent long lasting illumination * 28 lenses from 25 to +40 diopters for better resolution * The coaxial optical system produces a shadow free spot and easier entry into undilated pupils * The crossed linear polarizing filter reduces corneal reflection * The red free filter may be used with any aperture * It has 18 possible aperture combinations for greater versatility * Otoscope uses Halogen HPX lamp and fiber optics for cool light with no reflections no obstruction * It comes with a wide angle viewing lens for instrumentation under magnification * The Lithium Ion Handle is just half the weight of current 3 ProBasics K3 Lightweight Wheelchair with 18 x 16 Seat Flip Up Height Adj Desk Arms Elevating Leg rests 300 lb weight capacity your magnesium levels may be low and you may need a magnesium supplement nuts and legumes – have magnesium but if you don't consume sufficient amounts of these healthy foods