The Vitzro manual portalbe lensometer enables you to measure a variety of lens accurately. Battery Operated

By simply rotating the Keratometer until a major axis is located, curvatures in both major and minor meridians can readily be measured.

Lightweight , cordless models can be carried any place. Power is from two alkaline battery . Auto power-off maximizes battery life for more than 200 hours

Manual Lensmeter, External Reading

The SLM-5000 has a Color LCD screen produces superb colorful display of the measurement deta and icons for easier identification to select your desired choices for the measurement .

The SLM 4000 is a cheaper price because of no internal printer and black/white monitor. You can automatically check whether the lens is a progressive lens or not.

Lensometer Shin Nippon LM-25D. Lightweight lensometer, cordless models can be carried any place.