Description Are you looking for a professional and practical optical lens? If yes, look no further! Our product must meet you needs. Made of acrylic materials, durable and sturdy for long-lasting use. Fine workmanship practicality and durability. Features -Color:As Shown -Material:Acrylic -Size:4.20X4.20X0.20cm/1.65X1.65X0.08in -It is suitable as a classroom teaching tool, and also suitable as a daily tool for the elderly. -Can help you read things printed with fonts that are too small to read. -This double convex lens can be a nice gift for your grandparents who are presbyopic or have failing vision. -It is very suitable as a replacement accessory for magnifier, which brings great convenience. -Made of optical acrylic material, with high transparency and durability. It is suitable as a classroom teaching tool, and also suitable as a daily tool for the elderly. Can help you read things printed with fonts that are too small to read. This double convex lens can be a nice gift for your grandparents who are presbyopic or have failing vision. It is very suitable as a replacement accessory for magnifier, which brings great convenience. Made of optical acrylic material, with high transparency and durability.