>> Product Description
Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely used in scientific experiments and industrial applications where that change is necessary. Color Separation Filter,Neutral Density Filter,Filter,Short/Long Wave Pass Filter,Bandpass Filter and Interference Filter
Specification of our color filter as follow:
Material:Filter Glass,BK7
Dimension: 4mm-160mm - 0.20mm
Squares/Rectangles:1mm-165mm
Thickness:0.5mm-4mm
Thickness tolerance:+/-0.01mm-0.1mm
Paralism: Up to 3 Arc minutes
Edges:Fine
Ground Flatness:Up to Lambda/10
Surface quantity: 80/50-20/10 Scratch/Dig
>>Specification
| Range of diameter |
Dia.0.7mm-Dia.400mm |
| Range of curve radius |
R1.5-R∞ etc. |
| Tolerance of diameter |
+/-0.1, +/-0.01, +/-0.005 etc. |
| Surface accuracy |
λ , 1/2λ , 1/4λ , 1/10λ etc. |
| Tolerance of Thickness |
+/-0.1, +/-0.05, +/-0.01 etc. |
| Centration |
+/-2′,+/-1′ etc. |
| Aperture N |
5, 1 etc. |
| Irregularity ΔN |
2, 1, 0.5, 0.2 etc. |
| Surface quality |
60/40, 40/20, 20/10, 10/5 etc. |
>> Company Introduction
>> Related Products
VY Optics could provide a variety of types of optical components, including ball lens, dome lens, fingerprint prism, filter, rod lens, grin lens, cylindrical lens, achromatic lens, prism, powell lens, optical mirrors, optical windows,and spherical lens. We have ability to process high-precision micro lens and can customized various of the sapphire products and other infrared material lens according to the customer.
>> FAQ
Q:
Do you provide samples? Is it free or charged?
· We'd like to supply samples for free if we have it in stock, but we don't pay freight.
Q:
How long is your delivery time?
· Regarding inventory, it is 3 working days;
· For customized one, it's about 15-25 working days, depended on exact quantity and order date.
Q:
Is it possible to customize special lens?
· Yes, to customize special optical element and coating are available here.
Q:
How to pay?
· T/T, Ali online assurance payment, MoneyGram, West Union, Paypal and so on.
Q:
How to ensure the safety of payment?
· VY Optics is a reliable supplier not only audited on Ali, but also on Made-in-China, reputation and quality is life of our company, and we support Ali Trade Assurance.
Q:
How do you ship goods?
· Low value sample: EUB, E Express of China Post, which is cheap;
· Light weight parcel: DHL, FedEx, TNT, UPS, EMS, SF Express, China Post;
· Heavy cargo: by air or by sea, ship on pallet.
Our company enjoy a considerable discount owing to long-term cooperation with courier company.
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