China Factory Supply K9 Glass Od 136mm Dome Lens

Product Description

Product Description The dome lens/hemisphere dome we manufactured be used to protect the lens of underwater camera,which could resist the pressure of water,and give a best view field to catch picture.
Specification of hemisphere dome we could supplied as follow:

Materials	BK7 glass,UV fused silica etc., various types of optical glass
Diameter	Diameter: from 10 to 250 mm
Diameter Tolerance	0.1 mm, standard; 0.01 mm - attainable.
Surface Quality	60/40 Scratch/Dig ,standard;20/10 Scratch/Dig, attainable depending on material type and combination of other parameters.
Power/Irregularity:	5/1 (interference fringes),standard; 0.5/0.1 (interference fringes), attainable depending on material type and combination of other parameters.
Aperture	60 deg.
Decentration	0.05mm,standard; 0.01 ,attainable

+ Picture show of our dome
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VY Optics could also manufacture and design other optical elements, including achromatic lens, dome lens, filter, prism, ball lens, cylindrical lens, optical mirrors, spherical lens and rod lens, we can fabricate high-precision lens as per your requested.
>> 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, ****** 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 ******, but also on Made-in-China, reputation and quality is life of our company, and we support ****** 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.