bi concave lenses for optical instruments - JOAC

bi concave lenses for optical imagine, bi concave lenses, strict testing and good quality, fast delivery, best service - more info check here: http://www.buymeasuringtools.com/bi-concave-lenses-for-optical-instruments-10193531/

Quick Brief

Place of Origin: Jilin China (Mainland) Brand Name: Jiffo Optics Model Number: JOAC Material: Glass Usage: Optical Structure: Double Convex Shape: Spherical double concave lenses: bi concave lenses

Product Features:

bi concave lenses for optical imagine

bi concave lenses

strict testing and good quality

fast delivery

best service

Business Terms:

Port: FOB Changchun

Minimum Order Quantity: 1 Piece/Pieces offer samples

Supply Ability: 100,000 Piece/Pieces per Month fast delivery

Payment Terms: L/C,T/T,Western Union

Contact Supplier

Specifications and Product Details:

bi Concave Lens

Bi Concave lens that possesses at least one surface that curves inwards.
It is a diverging lens, spreading out those light rays that have been
refracted through it. A concave lens is thinner at its centre than at
its edges, and is used to correct short-sightedness.

Material:Fused cilica, BK7 Grade A or equivalent optical glasses
Design Wavalength:546.1nm
Diameter Tolerance:±0.1mm, ±0.15mm for Dia.≥75mm
Paraxial Focus Length:±2%
Centration:<3 arc minutes
Clear Aperture:>85%
Surface Figure:λ/4 at 632.8nm
Surface Quality:20/10 or better
Coatings:Antireflection coatings or NIR coatings or no
Bevel:protective bevel

We could offer concave or convex lenses according to custom design.
Besides, there are a large volume of stock optical components in various
shapes and sizes to facilitate quick deliveries.