How much does this cost to the nearest dollar?

Vision Trinocular Zoom Stereo Microscope | 10x WF Eyepiece Zoom Range, Magnification, 0.5X & 2X Barlow Lens Ring Light W Control, 5.0MP Digital Camera
45° inclined trinocular head that rotates 360°. The Simul-Focal trinocular port allows you to connect a digital camera or an HD touch screen. It features a interpupillary adjustment, while both ocular tubes are equipped with a (+/-6) diopter adjustable, to compensate for eye-strength difference when needed 7x—45x standard magnification range, that when used with the included 0.5x & 2x auxiliary lens, expands to a magnification range. It has a field of view of 

Price is $559.00

Price: $559