Rod Preforms manufactures from a wide variety of Optical glasses.
Rod Preforms are being manufacture by us from diameter ranging from 0.60mm to 8.00mm in length ranging from 5.00mm to 100.00mm.
Our rod Preforms can be achieve a very high level of surface finish depending on the application of the product. A surface finish of Ra=0.2um can be achieved in our Rod Preforms.
The diameter and both flat side of Rod Preform can be polished based on customer requirement.
In terms of visual appearance, our rod preforms can have a polish level of 20/10 scratch dig.
The optical glasses used for making these Rod preforms are purchased from various renowned optical glass material makers like Ohara, Sumita, Schott, Hikari, etc. which have a strict control on the nd and vd value of the glasses.
Rod preforms can be used as preforms for glass molding application as well as rod lens.
Standard Specification of our Rod Preforms: