Description: Deluxe 1-3/4X Optivisor has a working distance of 14" and an adjustable padded headband. The polished and ground prismatic glass lens can pivot out of the way. Fits over glasses. Made in the USA.
Description: Deluxe 2X Optivisor has a working distance of 10" and an adjustable padded headband. The polished and ground prismatic glass lens can pivot out of the way. Fits over glasses. Made in the USA.
Description: Deluxe 2-1/2X Optivisor has a working distance of 8" and an adjustable padded headband. The polished and ground prismatic glass lens can pivot out of the way. Fits over glasses. Made in the USA.
Description: Deluxe 3-1/2X Optivisor has a working distance of 4" and an adjustable padded headband. The polished and ground prismatic glass lens can pivot out of the way. Fits over glasses. Made in the USA.