7-inch heated cathode high vacuum x-ray tube on lead glass mount bowl
Date: circa 1916
Inventory Number: VT4768
Classification: X-ray Tube
Dimensions:tube: 17.8 x 56 x 17.8 cm (7 x 22 1/16 x 7 in.)
bowl: 27 x 30 x 27 cm (10 5/8 x 11 13/16 x 10 5/8 in.)
bulb: 17.8 cm (7 in.)
Accessories: lead glass mount bowl.
Description:
Standard early Coolidge tube made at the GE Research labs; heated cathode, tungsten target, sharp focus tube. In lead glass mount bowl. Cathode side has bare lightbulb screw.