Optics Uncoating N-Bk7/H-K9l Optical Dia8mm/9mm Plano-Concave Lenses

• Customization: Available
• Usage: Lighting, Medical, Optical, Photography
• Type: Convex Lens
• Model NO.: TT Lens 120
• Transmittance: >95%
• Shape: Single-lens
• Material: Optical Glass
• Lenses Color: Clear
• Certification: ISO9001
• Customized: Non-Customized
• Coating: Uncoated
• Min: 1 Unit
• Payment Term: L/C, T/T, D/P, Western Union, Paypal, Money Gram
• Thickness: 3.0mm or Others
• Surface Quality: 40-20
• Flatness: 3(0.5)
• Diameter Tolerance: +0/-0.1
• CT Tolerance: +/-0.1
• Centration: 3minutes
• Edge Chip: <0.1mm
• Transport Package: Carton, Blister, Customized
• Specification: D8mm/D9mm
• Trademark: TT
• Origin: Tianjin
• HS Code: 9001909090
• Production Capacity: 4000pieces/Month

Product Description

Optics Uncoating N-BK7/H-K9L Optical Dia8mm/9mm Plano-Concave Lenses 

Plano-Convex Lenses
Plano-Concave Lenses are ideal for beam expansion, light projection, or for expanding an optical system's focal length. Plano-Concave Lenses, which have one concave surface, are Optical Lenses with negative focal lengths.
Products are widely used in optical equipment, teaching, industrial lenses, camera, video shooting, automation, medical, measuring and surveying equipment, aviation, astronomy, etc..  

Accuracy of stock lenses

Stock Diameter 8mm/9mm plano convex lenses 
PCC:Plano-Concave
Material: H-K9L/N-BK7

Dia.(mm)	EFL(mm)	BFL(mm)	R1(mm)	R2(mm)	CT(mm)	ET(mm)	CA(mm)	NA	F#
8.0	-385.6	-383.60	-200.00	-	3.0	3.04	7.2	-146.39	-48.20
8.0	-685.6	-684.24	-355.60	-	2.0	2.02	7.2	-260.29	-85.70
8.0	-964	-962.30	-500.00	-	2.5	2.52	7.2	-365.99	-120.50
9.0	-26.8	-25.48	-13.90	-	2.0	2.75	8.1	-9.04	-2.98

Available in a wide variety of diameters and focal lengths in stock

Tianjin Tengteng Optoelectronic Technology Co., Ltd. can provide different coating according to customers' need.



Inspections

Application field

Factory:
Tianjin Tengteng Optoelectronic Technology Co., Ltd. was established in 1995, focused on production, research and sales of precision optics. The diameter scope of processing is around Φ1 for endoscopic lens~Φ300mm for standard spherical lenses and windows,etc. Our products cover ultraviolet, visible light and infrared band.So it requires different materials for different work range.We have professional engineers to research and develop, and design all kinds of lens.

Optical Lens Design

Other Lenses Handle
Optical Lens 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.