Check the listing for details. Fiber optic Light; Dole-Jenner Mi-150 DG Fiber-Light. Condition: Used. Listed at 550.00 USD. Lightly used Dolan-Jenner MI-150 Fiber Optic Light, with Dual-Arm Gooseneck Light Guide Includes:Illuminator Dual Arm Gooseneck Fiber Optic "Light-Guide"Focusing LensesNOTE: EKE Lamp (bulb) is NOT included Excellent condition, low use from a working laboratory environment. Retail price: $1,079.00 Description:From manufacturer's description (from https://dolan-jenner.com/collections/illuminators/products/fiber-lite-mi-150-series-gooseneck-systems-sg-single-arm-dg-dual-arm?variant=31655101038647)The Mi-150 150 watt 21 volt EKE lamp delivers 350,000 foot candles of high intensity light to a large variety of fiber optic light guide assemblies, making it one of the most versatile systems in the market today. Optional infrared and color filters allow further customization of the spectrum to create the perfect lighting choice for your specific applications.Meeting the demanding high performance and high quality standard of any halogen illuminator, the Fiber-lite Mi-150 is available separately, or as a complete fiber optic illumination system."No adapters needed" for a great fit between the 15mm fiber port and Dolan-Jenners "M-series" fiber optics with 15mm end ferrules. The fit is tight and anti-rotate stability for single and dual gooseneck assemblies.Single & Dual Arm SystemsThe Mi-150 "Gooseneck" systems are available in either single or dual models. Featuring self-supporting, flexible light guide assemblies allow users to position the lighting at an optimal angle of incident lighting. These systems also include focusing lenses to optimize the intensity to the spot where light is needed most. These qualities make the Mi-150 systems the most versatile system for supplying high intensity and cold illumination in both laboratory & harsh environments.