Donegan OptiVISOR AL Headband Magnification Set- - Walmart.com
Donegan DA-2 OptiVISOR Magnifier
Donegan ACCURLOUPE® AL-1 OptiVISOR® Accessory Lens, adds 2.5x magnification, has rectangular acylic lens for Donegan Optivisors and similar headband magnifiers.
Donegan DA Optivisor Headband Magnifier Contenti 220-982-GRP | Contenti
Amazon.com: OptiVISOR Headband Magnifier, with Quasar LS Lights : Health & Household
Donegan OptiVisor Headband Magnifier, You choose from 6 Lenses, MADE IN THE USA | eBay