Dear friend,
Thanks for your reading.
We produce round-top bifocal, plano and compound cylinder round-top bifocal.
Both index 1.499 and index 1.56.
The diameter is 65/28mm, the power range…
Dear friend,
Thanks for your reading!
As the only produce of high index mineral lens manufacturer in China, we supply high index 1.9, index 1.8, and index 1.7 mineral lens.
The detail of inde…
Dear everyone, we produce high index 1.9 blank/semi-finished/finished lens.
The detail of index 1.9 optical lens is in the following:
It is the highest index optical glass lens in the world now.
…
Bi-Concave Lenses
Bi-Concave Lenses is like the Plano-Concave lenses in that they are used to produce divergent light. The Bi-Concave is best used when the input beam is converging
Bi-Concave Lenses
Bi-Concave Lenses is like the Plano-Concave lenses in that they are used to produce divergent light. The Bi-Concave is best used when the input beam is converging
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea