Check the listing for details. Vintage American Optical Microscope Illuminator Light Projector. Condition: Used, Made in United States. Listed at 54.99 USD. Vintage American Optical Microscope Illuminator High quality Heavy Cast Iron Construction Adjustable Post with Lens Focused Light Untested because I don’t have a bulb. The cord is frayed where it meets the switch. The Vintage American Optical Microscope Illuminator Light Projector is a unique and classic piece of scientific equipment originating from the United States. This unit serves as a reliable and efficient tool for illuminating microscope images, making it essential for various scientific and educational purposes. With its durable construction and historical significance, this microscope illuminator light projector is a valuable and sought-after item for microscopy enthusiasts and professionals alike.