Sailor's Art Antique Brass Monocular This is an antique brass folding nautical monocular with wonderful dark brass finish. Folded flat this monocular is compact enough to pack into a grip or coat pocket. To employ simply engage the simple lever to release the single lens into full - view. Portable design, convenient to carry. Material: Brass It has excellent optics for real viewing and would make a wonderful usable nautical decor in any office boat or home. Pocket Brass Copper Monocular is the best gift for your family and friends.