40X-2500X Advanced Compound Microscope with USB Digital Camera & 10pc Slide Kit 40X-2500X Precise glass optical magnification settings Sturdy metal framework w/ Separate coarse &amp; fine focusing Abbe condenser w/ Iris diaphragm and color filter holder 640x480 pixel digital camera captures still images, streams live videos and is compatible with Windows XP/Vista/7/8, Mac OS X, and Linux, as well as user-friendly advanced software for Windows offers Stitching, EDF, video recording and measurement functions 10pcs microscope slides: 5 blank & 5 prepared