LENSOMETERS
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LM-7-7P
The lensometer LM-7/7P is a compact and user-friendly instrument used to determine the type and the power of a glass, whatever it is fitted or not on spectacles. It is available with an optional thermal printer (LM-7P).
Summary
Description
Summary
- Wavelength of the LED: 540 nm
- Measurement range:
- Sphere: ± 25 dioptres (adjustment through 0.25 to 0.01 D pitch)
- Cylinder: ± 10 dioptres (adjustment through 0.25 to 0.01 D pitch)
- Axis: 0 to 180° (adjustment through 1° or 5° pitch)
- Polar or rectangular coordinate prism: 20°
- Measurement of UVA’s at 365 nm
- 5.7 ‘’ screen
- Thermal printer (LM-7P only)
Description
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