BML-1 Magnifying Bookmark Fresnel Lens keeps your page saved, and also works as a 2x Magnifying glass when needed for small text, also have a ruler for doing measurements, comes in protective storage sleeve. Ultra Slim & Lightweight Bookmark Magnifier with ruler in both metric and English scale and top tassel. The bookmark magnifier is a useful magnifying glass, page holder and bookmark, ruler. Ideal emergency magnifier and Survival Lens/fire starter for campers and preppers. • 3x Power Bookmark Size Fresnel Lens Magnifier • Ultra Slim & Lightweight • 2.5"x 7.5" Magnifying Fresnel Lens • Ideal for survival kit or wallet for emergency fire starter Fresnel lens • Top Loading Vinyl Storage Case

 

• - Lens Power/Magnification - 3x
• - Lens Size 2.5" x 7.5"