Elevate your optical examination capabilities with this premium set of three double aspheric lenses. Crafted with precision, these lenses offer magnification strengths of 20D, 90D, and 78D, enabling you to inspect even the most intricate details with remarkable clarity. Housed in sleek, protective cases, these lenses ensure durability and portability, making them an invaluable asset for professionals in various fields. Whether you're an optometrist, jeweler, or hobbyist, this lens set empowers you to scrutinize objects with unparalleled accuracy and convenience. Unlock a world of microscopic exploration and unlock the full potential of your visual analysis.