THE SMART ADVICE

🌈 Duochrome Test in Optometry The Duochrome Test is an essential and simple subjective refraction test used to fine-tune spherical correction in a…

Jackson’s Cross Cylinder (JCC) Jackson’s Cross Cylinder (JCC) is an essential tool in clinical refraction used to refine the cylinder power and axis…

Contact Lens Fitting Method Contact lenses are a widely used alternative to spectacles, offering better aesthetics, wider fields of vision, and conv…

Ophthalmic Lens Blank Manufacture Ophthalmic lenses are manufactured from either glass or plastic materials . The process involves multiple steps, …

Ophthalmic lens making is a crucial aspect of optometry, involving the design, fabrication, and verification of prescription lenses based on a patien…

Defects in Ophthalmic Lenses Ophthalmic lenses can have various manufacturing and optical defects that impact their performance. These defects can a…

Ophthalmic Lens Designs Ophthalmic lenses are designed to correct refractive errors such as myopia, hyperopia, astigmatism, and presbyopia. The desi…

Contact Lenses A contact lens is a thin, curved, transparent or tinted optical device that is placed directly on the cornea of the eye to correct r…

Ophthalmic Lens Materials Ophthalmic lens materials are chosen based on their optical properties, impact resistance, weight, durability, and cost. U…

Terms Used in a Lens Workshop 1. Lens Materials Glass Lenses – Made from crown or flint glass; scratch-resistant but heavy. Plastic Lenses – M…