HEI-FOI-250 MA314309 HeiScope Fiber Optic Illuminator 24V 250W Halogen light bulb, input 110/220 50/60Hz, color temperature 3200K, with a 5/8 inch Fiber Optic Cable Adapter
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150W Dual Goose-Neck Fiber-Optic Illuminator (Black) – Microscope Central
Walter Products IFO-30 Metal Fiber Optic Illuminator with Ring Light, Intensity Control, I.D 59 mm: Amazon.com: Tools & Home Improvement
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Fiber Optic Illuminator with Ring Light - Fiber Optic Illuminators - Illuminators - Industrial Microscopes Parts & Accessories - Industrial Microscopes - Microscopy