Material: Optical grade float glass (B270)

Transmitted wavefront error: wavelength/4@633nm

Parallel difference: less than 30 seconds

Surface finish: Grade 3~4

Dimensional error: +0.0/-0.1mm

Thickness: 2mm+0.2mm

Center wavelength: ±10nm

Transmittance: Tavg> 90%

Reflectivity: Ravg> 98%

Effective Aperture: > 90%

Incidence angle: 45°

Center wavelength: The wavelength position where the transmittance is 50%

Incident light is randomly polarized light

（We support customization, such as lenses, prisms, mirrors, windows, etc. We are good at coating, 

if you have any needs, please feel free to contact me.）

 

Customized product

Company Information

 

Payment:

 

1.We only accept payments from PayPal and all major credit cards accepted by Paypal.For payment issues, please contact us first.  

 

2.We are not responsible for any custom duty or import tax.

 

3.We will leave POSITIVE FEEDBACK after receiving the payment. Please contact us if you are not satisfied with the item after receive it.We will reply to you as soon as possible.

 

 

Shipping:

 

1. Items will be shipped within 1-10 business days on payment received.

 

2. If you want to buy more than the "available quantity", please contact us.

 

3. We ship it from China, please understand the time it will take for international transportation.Delivery time depends on destination and other factors, it may takes up to 25 business days.

 

4. If you want us to ship it by the express such as EMS/DHL/FedEx in order that you could receive it very soon, please contact us in advance, we could send you an invoice with the EMS/DHL/UPS/FedEx shipping fee.

 

5. If you have any questions, please contact us directly.

 

 

About Us：

 

1.We are a professional manufacturer of optical components, such as lenses, windows, spherical lenses, filters, and cylindrical lenses.If you need something else, please leave a message. 

 

2. Welcome to inquire or send us an email, we will provide you with the best price and quality service.

 

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, so thank you very much!

 

2.If our goods or service do not satisfy you or have any questions, please contact us and give us an opportunity to improve before opening a dispute or leaving any feedback.

 

3.You can contact me if you have any questions.