ASF Half Trial Lens Set Full Aperture

The ASF Half Trial Lens Set Full Aperture is a comprehensive ophthalmic diagnostic tool designed for precise vision testing and refraction in clinical and hospital environments. This set, featuring 133 lenses, is essential for eye care professionals to accurately determine a patient's refractive error and assess various ocular conditions.

Each lens in the set is crafted from high-quality optical glass and features a silver metal rim, ensuring durability and clear optical performance. The full aperture design includes a 36mm transparent aperture, with axis marks for cylindrical lenses and prisms directly engraved on the lenses for ease of use during examinations. The metal rim construction makes this optical lens set suitable for environments requiring non-magnetic materials or equipment, such as MRI settings.

Key Features : 

Diagnostic parameters measured include refractive errors such as myopia, hyperopia, and astigmatism, as well as strabismus and binocular vision anomalies.
Clinical applications encompass vision testing, subjective refraction, and the assessment of ocular alignment, aiding in the determination of appropriate eyeglass prescriptions.
The set is utilized in both clinic and hospital settings for comprehensive eye examinations.