1. Hartmann sensor with 145 measurement points, ensures better result for progressive and multi-focus recognition and more accurate results
2. Green spectral measurement light source
3. Higher level hardware, good tracing performance of the optical system and faster measurement speed
4. Can measure lens of low transmittance rate (≥5%)， sun glasses with dark color, tinted lens and polarized lens
5. Built-in PD and printer function
6. UV and Blue light measurement function optional
7. Data can be transferred to auto phoropter