New coating machines

2017-12-26
we bought new coating machines from S.K.

New website update

2011-12-17
NJSC updated its website, please feel free to visit, www.njscoptics.com

Plano concave lens

2011-12-17
We started with lens since 1998. Our big advantage is lens.

sell ball lens

2010-01-06
Diameter 1mm--50mm Diameter Tolerance ±0.002mm Sphericity 0.002mm Surface Quality 40-20 S/D Material BK7 and other optical glass

new website

please visit our new website, www.njscoptics.com