The trinocular compound LED microscope 40X-2000X provides darkfield & brightfield microscope system and 9MP USB digital imaging system. The darkfield microscope comes with trinocular head, body frame, reversed nosepiece, two pairs of widefield eyepieces, four DIN achromatic objectives, large double layer mechanical stage, 3W LED bright variable illumination, USB camera and darkfield NA0.7-0.9 & brightfield Abbe NA1.25 condensers.It has the par-focal (also called simul-focal) function which means the image is focused through both eyepieces and the photo tube and no view switching is needed.The 3488×2616 pixels USB digital imaging system that captures still microscope images and live video on computer. The included software compatible with windows, Mac OS and Linux operating system can also be used to make measurements. All lenses are made of high quality optical glass. The high resolution image in the field of view is crystal clear and will satisfy the demands of professionals. This trinocular compound microscopy is ideal for professionals and also affordable for students.