Feature(may vary by option.)

●High quality base is made of K9 optical glass to prevent smooth surfaces, defects, beveled edges, burrs and hand scratches. Suitable for rotating
●All of our magnifying glasses are made of K9 glass, which not only magnifies what you need to see while you read, but also serves as a great physical education prism tool. Get better zoom function instantly!
●Perfect gift or for home use, or for reading optical crystal size gifts, newspapers, books, magazines, maps, science class, inspections, rocks, crafts, etc
●PERFECT FOR PHYSICS CLASSROOM - This optically true lens set is an excellent demonstration in the physics classroom of optical and light refraction
●Made of high quality materials for long term use. Double-sided convex lens makes a great gift for aged grandparents

[42mm f50mm(2pcs)]

Description

Features

- Color: As shown in the picture

- Material: K9

-Diameter: 9mm-50mm

- Focal Length: f10-f300

- Dimensions: Please refer to the size chart

- Magnifying Glass Lens: This magnifying glass helps you read grocery store labels, restaurant menus, prescription bottles and other printed in fonts that are too small and unreadable.

- Biconvex Lens: Easy to store and can be placed on a table or purse Please note that both sides of the lens protrude at different angles, one side is more protruding and the other side is not more protrusive.

- GREAT GIFT: This binocular lens is a good gift for seniors and grandparents with impaired vision.

Package Included

2X Magnifier