Metal Trial Lens Case 12 Diopter – Ophthalmic Eye Refraction Testing Set

The Metal Trial Lens Case is a professional ophthalmic diagnostic kit designed for subjective eye refraction testing and spectacle prescription assessment. It contains precision optical trial lenses mounted in durable metal rims, allowing optometrists and ophthalmologists to evaluate spherical and cylindrical refractive errors. The lenses are organised in a protective carrying case for convenient selection, storage and transport. Suitable for eye hospitals, optometry clinics, ophthalmology centres and optical shops. Key Features & Specifications - Equipment Type: Metal Trial Lens Case - Lens Material: Optical glass - Lens Rim: Durable metal - Diopter Specification: 12 diopters (supplier-provided; exact range to be confirmed) - Spherical Lenses: Positive and negative powers, depending on set - Cylindrical Lenses: Positive and negative powers, depending on set - Prism Lenses: Available in selected configurations - Lens Diameter: Commonly 38 mm outer diameter - Lens Markings: Clearly labelled diopter powers - Measurement Type: Manual subjective refraction - Lens Arrangement: Organised slots for individual lenses - Storage Case: Aluminium or other protective carrying case - Trial Frame: Included only where specified by supplier - Auxiliary Lenses: Occluder, pinhole, Jackson cross cylinder and filters, depending on configuration - Power Requirement: None - Reusability: Reusable - Applications: Eye refraction testing, spectacle prescription determination and vision assessment - Suitable Facilities: Eye hospitals, optometry clinics and optical laboratories