LX-7 Donegan OptiVISOR with lightweight acrylic 2.75x lens is a hands-free, headband binocular magnifier that has 2.75x lightweight acrylic lens vs the normal glass, the acrylic lenses are ground and polished into prismatic lenses for quality and clarity, and provides a close focal length working distance of 6" other lenses are available in varied magnification which provide specific magnification power (X) at specific focal lengths, or distance from object. The Donegan OptiVISOR is considered by many to be the finest headband magnifier available and has been proudly made in the USA for many decades and is highly durable and widely used in industrial and commercial applications. The OptiVISOR magnifier enhances the size and resolution of an object or image, and is commonly used for a variety of applications such as jewelry-making, watch- making, needlework, artwork, electronic inspection, book-reading, print inspection, and stamp-collecting. Can be worn over eyeglasses and many safety glasses. Magnifier.com standard size lenses will also fit this OptiVISOR® Brand as well as many other headband magnifiers.
- Lens Power/Magnification -2.75x at 6" inches
- Lens Diameter Standard
- Lens Diopter 7
- Lens Focal Length 6
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