High sensitive flat fresnel lens for PIR sensor 7704-3
Our fresnel lens are divide to 5 series base on their shape and size:
1.below Dia.30mm round shape series ( total 29 types),
2.above Dia 30mm round shape series ( total 15 types),
3.Square shape series (total 44 types),
4.flat round shape series (total 8 types),
5.special shape lens series ( total 8 types).
PIR fresnel lens
Precision of led fresnel lens:
Center thickness tolerance:+/-0.1mm
Color: Black or White
We have many different diameter PIR lens, welcome to contact us for more information, thanks.
The infrared sensor Fresnel lenses are widely used in the human body sensors switch, alarm, infrared thermometer, and infrared imaging, can provide users with a different sensor point of view, sensing distance, size, test than the series of Fresnel lens..
Our advantage of the infrared induction lens:
Design: professional optical design experience of infrared induction Fresnel lens, to ensure meeting the customer's design requirements.
Die production: over ten years of infrared induction lens mold production experience, to ensure the consistency of product and design.
Large-scale production: tens of millions of production every year, assigned suppliers for international brands, to ensure product quality and delivery period.
We will process as the drawings and requirements rigorously.
Our engineer will check or design the drawings according to the details.
We have some stock lenses offered.
Packing and Delivery
1.We will use protective plastic and customized boxed to pack.(Enviroment friendly material)
2.We could do customized packing according to the quantity.
3.DHL/Fedex/UPS Express usually takes about 3-5 working days to the destination.And it's about 5-8 days by EMS or TNT. Hongkong Post Air Parcel takes 7 to 10 days to ship to worldwide.
1.Our Customer service will begin to track the product processing every day until you receive the goods and verify the product quality when you finish the payment.
2.Online via SKYPE; Also through mail, voice phone, message could contact us at any time!
3.Follow up the case, record the entire process. Solution will be provide with 24 hours.
Meanwhile,the problem complaint will be reported to QC department.
QC will find defect from which department ,who is in charge to identify responsibility.
4.Collect and record all the voice from each customer respond , suggestion, requirement.
5.All products have 1 year warranty.If there is no man-made problem,we will replace or repair for your freely.
1.We can accept T/T and ali trade assurance 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.