Universal Adjustable Optical Trial Lens Frame for Eye Testing and Precise Refraction Adjustment

Universal Adjustable Optical Trial Lens Frame for Eye Testing and Precise Refraction Adjustment Description

optical trial lens frame designed for precise refraction testing and a comfortable fit during examinations. Key benefits Accurate adjustments for challenging prescriptions, allowing precise alignment and testing. Holds up to four pairs of lenses for faster testing and fewer lens swaps. Comfortable fit with fully adjustable temple length and nose rest to suit different head shapes. Separate pupillary distance adjustment for each eye, enabling accurate centering during refraction. Features and specifications Lens capacity: accommodates up to four pairs of trial lenses. Lens holder diameter: 38 mm, compatible with standard trial lenses of this size. PD adjustment range: 48 to 80 mm, adjustable independently for each eye. Cylinder handling: easily changeable cylinders and rotation adjustment for cylindrical lenses. Fit adjustments: horizontal and vertical bridge adjustment plus individual temple length settings. Readability: scales with large numerals for clear, quick measurements. Material options: lightweight metal or plastic construction for durability and reduced fatigue. Compact and user friendly for routine use in clinical and field settings. Practical applications Optometry clinics for manual refraction and verification of prescriptions. Optical labs and dispensaries for fitting and checking trial lenses prior to final lens production. Training and teaching environments for demonstrations and student practice in refraction techniques. Package contents 1 x Optical Trial Lens Frame