AMERICAN OPTICAL (LEICA) SPENCER 820 MICROTOME, ROTARY S/N: 27287 With extra accesories, (see the pictures). American Optical SPENCER 820 MICROTOME TO ENLARGE Click on the picture... Description: AMERICAN OPTICAL (LEICA) 820 MICROTOME, ROTARY . American Optical 820 microtomes are used to cut very thin slices of plant and animal tissue for examination under a microscope. WE SHIP WORLDWIDE!! Weight 75 pounds Sale by inCAV Technologies 490 Howard St San Jose, CA Reseller 408-275-8202 9:30 AM to 6:00 PM (PTM)