The Aven DSZV44-506 Dual View Trinocular allows the user to view images through both eyepieces and through the trinocular port simultaneously. The DSZV44-506 provides a crisp clear 3D images, wide field of view, and 10x to 44x continuous zoom with 10x eyepieces.The Microscope is mounted to a 280 mm Track Stand with overhead and backlight LEDs with a Focusing Distance of 106mm.