AmScope M60A-TK 40X-640X Glass Optics All-Metal Monocular Student Compound Microscope + Prepared & Blank Slides Six magnification settings, 40X-64X-100X-160X-400X-640X Fully coated optical system offers sharp clear images Solid all-metal framework with coarse & fine focusing 10pc slide set in plastic box with five prepared slides and five blank slides included Sturdy ABS molded microscope carrying and storing case included