Trial frame for refraction and trial-lens testing.
Used to hold trial lenses in front of the eyes during refraction, power verification and lens demonstration. Adjust the frame for a stable, centered fit before testing.
Quantity: 1 piece
How to use
Adjust the trial frame for a stable, centered fit before inserting trial lenses. Confirm bridge position, temple length and lens-cell alignment so the trial lenses sit correctly in front of the eyes.
When to use
Use during refraction, trial-lens testing, prescription verification and lens-power demonstration.
Where to use
Use in the refraction or eye-testing area together with a trial lens set.
