This eye model is ideal for training and practice. Fine-tuning the pupil diameter as well as refractive errors. Installation of up to two test lenses in the holder in the front compartment. Graduated scale for easy adjustment.
Scale from 0 to 180 degrees for the cylinder
Variable pupil diameter: 2,3,4,5,6,8 mm
Achromatic lenses made of optical glass, focal length F = 32 mm