1 Large display range for pupil distance scale
2 Easy Locking with Proximity Rod
The columnar shape gives the VT-50 a more appealing aesthetic, while allowing you to lock the torque with less effort. Our phoropter is easy to lock with the proximity rod.
3 Get more accurate measurements of astigmatism and axis position.
VT-50 Get more accurate measurements of astigmatism and axis position.
4 Prismatic paddle wheel is more convenient to turn. VT-50 prismatic paddle wheel has no sharp edges to cut your fingers.
There is a large spacing between the prism and the crossed prism,
which gives room for your hand to fit and turn the wheel with ease.
5 Attention to detail increases refraction accuracy
The VT-50 has threads on the inner wall of the aperture hole to prevent reflection and increase refraction accuracy
6 The key gears of the exterior mirror are copper
The key gear components of the VT-50 exterior mirror are metal copper, and the other plants are plastic or steel.
7 Backshell gear parts made of metal.
VT-50 backshells with all metal parts and pure copper for key gear components.
Other factories use plastic and stainless steel parts.
8 Cross-frame section with brass fittings
VT-50 cross frame part is made of pure brass fittings, other factories use iron fittings with painted appearance.
The VT-50 pupil distance phoroptor rotates one turn and the pupil distance mark moves a distance of 6mm, the other pupil distance phoroptor rotate one turn and the pupil distance mark moves a distance of 2mm.