AO American Optical monster extendable heavy duty boom stand for stereozoom microscopes in very good operating condition; the cadillac of all microscope boom stands. Specs: Weight 60+ lbs; base 11" x 11"; overall height 13" (unextended); rack mount hole 25mm (standard older AO mount); mount apparatus extends additional 6.5" with knob; height of mount arm extends height additional 4-6" with crank knob; the combination of the swivel mount and extendable arm feature enables total extension from base of 17.5".
This very heavy boom stand is the ultimate solution to eliminating vibration in high powered microscope images. The item "AO American Optical Microscope Boom Stand Vintage Heavy Duty The Best Monster" is in sale since Wednesday, November 25, 2020. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\Microscopes". The seller is "imperd" and is located in Eureka, California. This item can be shipped to United States.