How much does this cost to the nearest dollar?

Vision Scientific Simul-Focal Trinocular Zoom Stereo WF & 2X Auxiliary Lens, Double Arm Boom Stand, Ring Light
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 2 ½” while the parfocaled optical design ensures that images remain sharp, crisp,

Price is $530.00

Price: $529.99