Wholesale price 75mm 100mm diameter double concave lens

* Picture show of our double concave lens 

* Drawings of concave lens

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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 3 working days;
 · For customized one, it's about 15-25 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, Alibaba online assurance payment, MoneyGram, West Union, Paypal and so on.

Q: How to ensure the safety of payment?
 · VY Optics is a reliable supplier not only audited on Alibaba, but also on Made-in-China, reputation and quality is life of our company, and we support Alibaba Trade Assurance.

Q: How do you ship goods?
 · Low value sample: EUB, E Express of China Post, which is cheap;
 · Light weight parcel: DHL, FedEx, TNT, UPS, EMS, SF Express, China Post;
 · Heavy cargo: by air or by sea, ship on pallet.

Every details of production and communication is crucial for us, please feel free to tell us any your question, suggestion or comment on us, it will be very helpful for us to be a worthy, trusted and reliable supplier. Thank you for visiting and stoping!