Today,Rona produces world championship nonlead glassware,by its modern scientific technology,scientific management,strict quality detection and professional design group.
In this paper the relationship between the crystal forms and the growth mechanism of quartz and tinstone under the hydrothermal solution conditions has been studied.
From the visual prognosis of our series, transscleral fixation of posterior chamber lens appears to be a viable alternative to improve functional visual acuity in acapsular aphakic patients.
The glass bottle is clear at the bottom, graduating into black towards the all-black cap.Crystal droplets are engraved on the back of the flacon, which was designed by French sculptor Serge Mansau.