Vintage American Optical Spencer 10x N.A. .25 Microscope Objective Lens

MICROSCOPE PART OBJECTIVE SPENCER 10X OPTICS AS IS BIN#65-56

American Optical AO Spencer 10X/0.25 Microscope Objective Lens Part # 1076

OPTICAL MICROSCOPE PART OBJECTIVE SPENCER 10X iii OPTICS DWR#02

LOT ASSORTED OBJECTIVES MICROSCOPE PART OPTICS AS SHOWN

AO Spencer 18mm NA 0.30 APOCH. 10X Vintage Brass Microscope Objective AS-IS

Vintage Spencer Lens Co. Brass Objective Lens 4mm N.A.P. 0.75 44362 stamped

ANTIQUE BRASS SPENCER OBJECTIVE 16mm 10X MICROSCOPE PART AS PICTURED V7-A-77