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Ophthalmic Tonometer WZ JP4

Optics optometry equipment. Measures vertex power (+20–20D, 0.12D step), prismatic power (5Δ, 1Δ step). Tests cylindrical axis (0–180°, 1° step).
Accommodates 20–80mm lenses. Eyepiece focuses -5D to +5D. Uses 220V–110V/6V/3W bulb.
Precise for vertex, prismatic power & axis. Suits optical shops, clinics. 0.12D vertex resolution, 1° axis accuracy.

Description

FEATURES	Details
Vertex Power	Range: +20 diopter to 20 diopter Step: 0.12D
Prismatic Power	Range: 5 Prismatic Power Step: 1 diopter
Cylindrical Axis	Range: 0 to 180 degrees Step: 1 degree
Lenses Accommodated	Diameter: 20mm to 80mm
Eyepiece Focusing	-5D to +5D
Bulb	220V-110V/6V/3W