The Student Trial Frame offers lightweight comfort for the patient and fingertip control of a full range of adjustments for the operator. It utilizes nylon pinion gears and swivel rings for cell rotations.
48mm to 80mm P.D. adjustments. Variable horizontal and vertical bridge movements. Free rocking saddle bridge for comfortable nose fit. Temple length and angle quickly set. Durable leaf spring loaded temples with formed paddle tips hold frame to patient’s head. Positive drive gear and pinion for easy cylinder cell rotations. Knurled knob locks rotating cell. Four 1.5” trial lens rings. Additive effective power.
The less expensive Student Trial Frame offers similar quality, but utilizes nylon pinion gears and swivel rings for cell rotations