Description
Specification:
- Adjustable range: 0.5-18 meters
- Maximum length of the barrel: 130mm+0.1mm
- Minimum length: 77mm
- Maximum outer diameter: 33.5mm
- Thread size: M22x0.75
Introduction:
- The laser comprehensive transmittance of the double-lens with k9 material and double-sided professional coating is as high as over 99%.
Q & A:
Q: Why is coating necessary?
A: It is known that the transmittance of a single uncoated k9 lens is 94%.Then, for two lenses, it would be 94x94% = 88.36%,with a significant loss. Using coated lenses can reduce the loss.
Note:
- When using the lens, ensure that there are no gray spots, lint, fingerprints or other substances that may affect the laser transmittance. Otherwise, the lens will be burned out. Please remember that the lens is a vulnerable part. when using it, you must pay attention to the storage issue. Avoid excessive humidity, otherwise it will cause the lens to mold and develop marks.
- It is recommended for use above 1 meter.
- No scale.
Package Included:
- 1 x Focusing Lens
- Adjustable range: 0.5-18 meters
- Maximum length of the barrel: 130mm+0.1mm
- Minimum length: 77mm
- Maximum outer diameter: 33.5mm
- Thread size: M22x0.75
Introduction:
- The laser comprehensive transmittance of the double-lens with k9 material and double-sided professional coating is as high as over 99%.
Q & A:
Q: Why is coating necessary?
A: It is known that the transmittance of a single uncoated k9 lens is 94%.Then, for two lenses, it would be 94x94% = 88.36%,with a significant loss. Using coated lenses can reduce the loss.
Note:
- When using the lens, ensure that there are no gray spots, lint, fingerprints or other substances that may affect the laser transmittance. Otherwise, the lens will be burned out. Please remember that the lens is a vulnerable part. when using it, you must pay attention to the storage issue. Avoid excessive humidity, otherwise it will cause the lens to mold and develop marks.
- It is recommended for use above 1 meter.
- No scale.
Package Included:
- 1 x Focusing Lens
Payment Terms
1. We accept PayPal,Payoneer,Visa Card,Google pay,Credit card etc.
2. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.
2. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.
Shipping Terms
1. We will process the order within the handling time ,if you have any questions, please contact us via eBay message or email.
2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
Return Terms
If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund.
Custom Duties & Taxes
1. It is buyer's responsibility to cover the import duties, taxes.We do not charge any taxes and fees, and the possible taxes and fees will be collected by the platform or by third parties such as customs and carriers.
2. Please check with your country's customs office and inform us what/how much should declare before shipping.
2. Please check with your country's customs office and inform us what/how much should declare before shipping.
Feedback
1. Please kindly leave us a positive feedback and 5 star DSR if you satisfied with our product and service. Please feel free to contact us firstly if you have any problem with your order, we are responsible and credible seller and will solve the issue it for you asap.
2. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.
2. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.
On Jun 8, 2026 at 23:47:58 PDT, seller added the following information: