1592954108000 1312632483000 term-88573 1616541031668 1312632587000 1616290387387 adlib fitz-online adlib-term-88573 1dcbd04f-6e1a-326c-ad3d-1c3dc019bd13 2 1 scope note Instruments designed to measure the numerical aperture of microscope objectives. MHDST2 reference term-88178 adlib-term-88178 535c8336-4731-32a0-9b85-a71d42041ef3 apertometer V.TN.AFU.AFU.AFU.BCW.BIQ.AFU 1 code V.TN.AFU.AFU.AFU.BCW.BIQ.AFU 1 apertometers reference term-88576 adlib-term-88576 bf9c7e72-eabf-3de1-a798-a94e4b8ad9a9 <diameter measuring devices> apertometers term