▷▷▷▷▷ Donegan Replacement Lens For Opti-Visor

Donegan Replacement Lens For Opti-Visor
by Donegan Optical

(6)

Buy new: $19.45 - $30.99

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Review & Description

The Donegan replacement lens plate for the OptiVISOR hands-free, headband binocular magnifier, has an optical-grade, acrylic lens ground and polished into a prismatic lens, and is available in multiple dioptric strengths which provide specific magnification power (X) at specified focal lengths, or distance from object. This 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, knitting, artwork, electronic inspection, book-reading, print inspection, and stamp-collecting.

Determining Magnification

Diopter

Product Details

Brand: Donegan Optical

Features

Replacement lens plate for OptiVISOR magnifier which provides hands-free magnification and viewing for a variety of applications such as jewelry-making, watch-making, needlework, artwork, electronic inspection, book-reading, print inspection, and stamp-collecting
Available in multiple dioptric strengths that provide a specific magnification power (X), depending on the distance from the object (focal length)
A dioptric number and a magnification number are not the same thing. Diopter strength represents a specific magnification power (X). For example, a 5-diopter provides 2.5X magnification (at a distance of 8")
Optical-grade, acrylic lens plate ground and polished into a prismatic lens for quality, clarity, and durability
High-strength, durable plastic lens plate offers simple fit in OptiVISOR magnifier visor

Optical Inspection Apparatus

Tuesday, February 21, 2012