Diameter

EISCO 6pc Optical Lens Set, 2″ (50mm) Diameter – 3 Double Convex Lens & 3 Double Concave Lens – 200mm, 300mm, 500mm Focal Lengths – Optically True Glass – Ground, Beveled Edges

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EISCO 6pc Optical Lens Set, 2″ (50mm) Diameter – 3 Double Convex Lens & 3 Double Concave Lens – 200mm, 300mm, 500mm Focal Lengths – Optically True Glass – Ground, Beveled Edges

Price: (as of – Details) Buy Now Eisco Scientific started over 50 years ago as a small, family-owned manufacturing company serving the science education marketplace. Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 3 x 2 x 1 inches; 4.8 ounces Manufacturer recommended age ‏ : ‎ 12 months – … Read more

Amlong Crystal Premium Optical Glass Double Convex and Concave Lens Set, 50mm Diameter, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL), 6 Piece Set

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Amlong Crystal Premium Optical Glass Double Convex and Concave Lens Set, 50mm Diameter, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL), 6 Piece Set

Price: (as of – Details) Buy Now To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.Learn more how customers reviews … Read more