Q: Do you provide samples? Is it free or charged?
· We'd like to supply samples for free if we have it in stock, but we don't pay freight.
Q: How long is your delivery time?
· Regarding inventory, it is in 5 working days;
· For customized one, it's about 20-35 working days, depended on exact quantity and order date.
Q: Is it possible to customize special lens?
· Yes, to customize special optical element and coating are available here.
Q: How to pay?
· T/T, Paypal and so on.
Q: How to ensure the safety of payment?
· Srate is a reliable supplier, reputation and quality is life of our company