Used AMERICAN OPTICAL One-Fifty #9398482 for sale

AMERICAN OPTICAL One-Fifty is a grey-finished, lightweight microscope designed and manufactured by AMERICAN OPTICAL Corporation in the mid-1900s. This microscope is built on a stable black, cast-iron base measuring 235 mm × 140 mm and stands approximately 390 mm tall. It includes a coarse focusing knob located on the left side and a fine focusing knob located on the right side of the base, along with a stage rack stop and a stage clip system. One-Fifty's optical system consists of a parfocal and parcentered 3.2 inch achromatic objective with a 0.6 inch field of view and a 10x achromatic eyepiece. This combination delivers excellent magnification from 10x to 150x. The microscope also has a built-in substage condenser and iris diaphragm that provides adjustable lighting. The built-in filters provide three different level of light intensity, making it suitable for a wide range of applications. Additionally, AMERICAN OPTICAL One-Fifty microscope is equipped with an interpupillary distance adjustment ranging from 45 mm to 75 mm and a post-holder vertical movement range of 80 mm. It also comes with an ellipse-shaped circular graduated reticle with 10 divisions, an easy-to-read scale engraved on the base, and a stand to hold slides or coverslips. The microscope features a slow-motion mechanism that allows delicate focusing and a mechanical stage with a diameter of 95mm, lateral safety stops, and a low-positioning spring. Overall, One-Fifty is an affordable and reliable optical microscopy workhorse suited for routine laboratory work, with the ability to handle more demanding applications. It is lightweight, providing a good balance of image quality and durability, and has an ergonomic design that is user-friendly, even for those unfamiliar with microscopes.