Optical glass half ball lens
Specification of optical ball lenses
+0,-0.1mm (+0,-0.15mm for diameter>75mm)
Focal length tolerance
+/-1% (+/-5% for 400 series)
Center thickness tolerance
3 arc min
We will process as the drawings and requirements rigorously.
Our engineer will check or design the drawings according to the details.
We also have some stock lesnes for your testing.
1.We can accept T/T and western union and paypal order,the best way is direct paypal payment,you can choose yourself.If you want other payment terms,please let us know before when you order.
2.Make sure that you have completed all the details information like contact person,address,post code and telephone number when filling in your buyer’s information.