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Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters
Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters
Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters
Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters
Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters
Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters

Optical N-Bk7 Bbar Coated ND Filter Neutral Density Photographic Filters

Min.Order: 1
Product origin: Tianjin, China
Infringement complaint: complaintComplaint
US$ 1 ~ 10

Description
Optical N-BK7 BBAR Coated ND Filter Neutral Density Photographic Filters
 
Absorptive neutral density filters are available for the visible or near IR ranges and an AR-coated versions are also available. Reflective neutral density filters are available with a N-BK7, UV Fused Silica, or ZnSe substrate

Manufacturing accuracy of Optical waveplate or according to customer's need
1.MaterialBK7 Glass, Fused Silica or Color glass
2.Dimensional tolerances0/-0.1mm
3.Clear aperture>90%
4.Surface flatnessLambda/2@633nm
5.Parallelism1 Arc minute
6.Surface QualityUS Standard 40-20,ISO Standard 3X0.25
7.Edge Chip<0.1mm
8.BevelBased on clients' requests
9.CoatingAR, HR, PR or based on clients' requests
Inspections
Application field

Factory:
Tianjin Tengteng Optoelectronic Technology Co., Ltd. was established in 1995, focused on production, research and sales of precision optics. We have professional engineers to research and develop, and design all kinds of lens.


Other Optical Elements Handle
Optical Design
Lens assembly and debugging


Packaging& Shipping
Package detail:
Inside Packing: Special protective packing for optical products
Outside Packing: Carton
Packing can be made according to customer's need


Payment Term:
T/T,Western Union,Paypal,L/C

Customer Question & Answer
1. Are you a manufacturer or trader? Can I visit your factory or office? How to see your factory on line?
We are a manufacturer in Tianjin, China.You are welcome to visit our factories and offices at any time.We have a video to show you our factory in detail.

2.What's your minimum order quantity?
1 unit.

3.What's your payment term?
T/T,Letter of Credit, Western Union etc.

4.Could I get free samples before making an order?
Your samples fee will be refunded when you place a large order.

5.Do you have professional person to design according to my requirement?
Of course, we have R&D department to work with you and provide you the best service until you will be satisfactory.

6. What's the lead time?
It is up to your quantity and specification and our stock.
Your products will be sent within 2 days once you make payment for the stock products.

7. Do you have enough stock?
Sure. We have enough stock because our factory is in this area for over 20 years.You can contact our salesperson to get stock at any time.

8. Can you accept OEM or ODM?
Yes, we accept all OEM and ODM.

9. Do you give a warranty of your products?
Yes, if there is a quality problem, you can contact us by email or skype or whatsapp, we can give you the solution in time. We will rework or provide the replacements to you at our cost according to actual conditions.
 



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