Product Description
A periscope is an optical instrument that uses a system of prisms, lenses or mirrors to reflect images through a tube. Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube.
>> Specification
Specification of our right angle prism as follow:
| Material |
BK7 glass or UV grade fused silica |
| Range of diameter |
Dia. 0.7mm-Dia. 400mm |
| Range of curve radius |
R1.5-R∞ etc. |
| Angle tolerance |
+/-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 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, MoneyGram, West Union, Paypal and so on.
Q: How to ensure the safety of payment?
· VY Optics is a reliable supplier on Made-in-China, reputation and quality is life of our company.
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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