This is a binocular 5X-10X-15X-20X stereo microscope on boom-arm with side light, providing clear sharp images. It comes with a binocular head, widefield eyepieces, a boom-arm stand, and an incident light. The 45 degree inclined eye tubes and rubber eyeguards ensure an easy observation. The boom-arm stand allows you to turn the microscope head around two different axis (X and Z). This microscope offers high resolution, widefield of view and extremely large working distance (9"). The side light shines down onto objects for the observation of surface details and fine structures. This microscope is perfect for circuit board repairing, soldering and dental applications. It is an ideal instrument for dentists, gemologists, collectors and anyone in semiconductor and/or electronic industry.