ASF Half Trail Set

The ASF Half Trail Set is a comprehensive trial lens set designed for ophthalmic diagnostic applications, enabling precise manual refraction and vision testing. This set, featuring a total of 113 Lenses, is an essential tool for eye care professionals in various clinical settings.

Comprising Spherical and Cylindrical Lenses, the ASF Half Trail Set allows for the accurate determination of refractive errors such as hyperopia, myopia, presbyopia, and astigmatism. Each lens is crafted from high-quality optical glass and housed within a durable Metal Rim with a Silver Rim finish, ensuring both precision and longevity.

This Full Aperture Trial Set is widely utilized in eye clinics, by optometry students, and by mobile practitioners for subjective refraction and other visual assessments. It is classified as a Class I medical device under general controls, exempt from premarket notification procedures, affirming its established use in diagnostic ophthalmology.

Key Features : 

Facilitates the measurement of diagnostic parameters including hyperopia, myopia, presbyopia, astigmatism, and strabismus.
Supports clinical applications such as refraction, vision testing, and the determination of precise eyeglass or contact lens prescriptions.
Features 113 Lenses, including Spherical and Cylindrical Lenses, with a Full Aperture Trial Set design.
Constructed with a Metal Rim in a Silver Rim color, ensuring durability and ease of handling.
Complies with Class I (general controls) regulatory classification for ophthalmic trial lens sets.