- Essential accessory to keep with you, binocular magnifier focal length of 50 mm metal frame antique bronze treatment. - Protection natural leather case closure by pressure, assisted by a tab attachment with carabiner. - The frame protection of this magnifying glass is an exclusive manufacture of our workshop jewelry leather goods By Mode France. -Unique creation accessory survivalism: fire starter survival magnifying glass & a very important tool. It can be used as an emergency light when you are in the woods or camping. They are so effective that you will never have to worry about running out of firewood if you are doing outdoor activities. - Dimensions glass diameter 30 mm total 40 mm for a weight with cases of 56 grams Reading Magnifying Glass Hiking Fire Starter Survival Cases Handcrafted Leather