The models listed on this page all belong to the
Optical Equipment ➙ Integrating Spheres
category in General Lab. You can select models from a wide choice of manufacturers, such as, Keithley 2520INT, Newport 818-IS-1, Newport 819-IS-2, Keysight Technologies (Agilent HP) 81002FF in Used Lab Equipment.
Sellers usually write descriptions of the model, providing information such as status of the unit, add-ons, calibration, and cost. In many cases, an image of the unit is included in the listing. To view a different subcategory in the
category, choose from the list on the left side of this page.