It is a focusable Dot collimating lens, assembly by 405-G-2 glass lens and M9*0.5 housing.
Lens Parameters:
Lens demention: 6.33mm diameterTransmittance: 98% or more
Lens focal length: 4.02mm
Back focal length: 4.8mm
Working distance: 2.357mm
Glass material: L-BAL35
Lens properties: single-chip
Surface treatment: 405nm / 445nm antireflection coating
Material:high quality coated glass optical lenses for all types of blue violet / blue laser products;
Holder Parameters:
Length: 8mm,
Outer diameter M9 * 0.5
Material: Copper
Package:
1x Dot Lens (405-g-2 Lens + Holder)
Payment Method: PayPal preferred
Shippment:
1.We provide free shipping to international via China Post Airmail,and every parcel will be registered with tracking number.We can also ship by EMS/DHL/FedEx/Aramex for alternative shipping method for corresponding fees. Please let us know before payment if you need split shipment.
2.International shipping requires complicated shipping procedures (such as both countries customs, transit stations etc.), also will be affected by many factors, such as holidays, weather conditions etc, If you have not received your shipment within 30 days from payment, please contact us.
Returns & Replacements & Repair
We accept returns & replacements within 14 days from the day the customer receive the products, please make first contact within 14 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the item, but the customer should pay both shipping ways.
Feedback :
1)Your Feedback is really important to us, please take a few seconds to leave great feedback if you are satisfied with our product or service, thanks!
2)We always offer the lowest price for best goods and service to you.
3) Please contact us before leaving neutral(3 stars) or negative(1-2 stars) feedback.We will try our best to solve the problem and leave you a happy shopping mood here. Thanks!
