200x170mm Optical Plastic Solar Fresnel Lens pmma Focal Length DIY Projector Lenses Plane Magnifier Solar Energy Concentrator
Optical PMMAFresnel Lens
Size: 200x170mm
Focal Length: 170mm
Thread Distance: 0.3mm
Thickness: 2mm
Magnification:3x
Material: Optical PMMA
Production process : Cold forming
Transmittance 92%
Use temperature -40 ~80 °
This Fresnel Lens can be used on DIY Projector, Plane Magnifier,Magnifying Glass,Solar Energy Concentrator.
Return or Exchange
- If you are not satisfied when you receive your item, please return it within 14 days for a replacement or money back.
- Please contact me before you return it.
- If item is defective in 3 months, We will send you a replacement without extra charger, or offer refund after we receive the defective item.
- If item is defective after 3 months, you can still send it back to us.
- We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee.
Policies
- We are not responsible for any custom duty or import tax.
- We will leave POSITIVE FEEDBACK after receiving the payment.Please contact us if you are not satisfied with the item after receive it.
- All messages will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your message and we will reply to you as soon as possible.
- Serious Buyer Only! Please place bid only if you agree with all the terms.
- If you have any problems or concerns whatever with your order or products,please message us and give us a chance to assist you before you leave any feedback.
- We believe we can produce a positive outcome to any situation and will work hard to earn your praise.
Shipping
- We Ship to Worldwide. Please contact with us if didn't find your country.
- Items will be shipped within 1-10 business days on payment received.
- Delivery time depends on destination and other factors, it may takes up to 20 business days.