Double concave lense,plano flat concave lense - WH-LP53

Plano flat lense, 1.Materical:BK7,k7 CafZ,Ge fused silicon., 2.Dimension Tolerance:+/-0.1mm, 3.Centration:3 arc minutes - more info check here: http://www.buymeasuringtools.com/Double-concave-lense-plano-flat-concave-lense-10125541/

Quick Brief

Place of Origin: Jilin China (Mainland) Brand Name: Worldhawk Model Number: WH-LP53 Material: Glass Usage: Infrared Structure: Double Concave Shape: Plano

Product Features:

Plano flat lense

1.Materical:BK7,k7 CafZ,Ge fused silicon.

2.Dimension Tolerance:+/-0.1mm

3.Centration:3 arc minutes

Business Terms:

Port: Changchun,China

Minimum Order Quantity: 500 Piece/Pieces

Supply Ability: 80000 Piece/Pieces per Month

Payment Terms: T/T

Contact Supplier

Double concave lense,plano flat concave lense

Product Packagings & Delivery Terms:

Packaging Detail: carton case

Delivery Detail: 7-25 days

Specifications and Product Details:

Plano-concave lenses are simple lens with negative focal lengths. They are often used to expand light or increase focal lengths in existing systems.

Specification:

Material:	Grade A optical glass or Fused Silica
Dimension Tolerance:	±0.1mm(Standard), ±0.05mm(High Precision)
Center Thickness Tolerance:	±0.1mm(Standard), ±0.05mm(High Precision)
Paraxial Focal Length:	±2%
Surface quality:	60/40(Standard), 20/10(High Precision)
Clear Aperture:	>85%
Surface Figure:	λ/2(Standard), λ/4(High Precision) @633nm
Centration:	3 arc minutes
Bevel:	<0.25mm×45°
Coating:	Upon requirement

Material	Crown glass, high index glass, or custom materials
focal length	+/-2%
Diameter	+0.0/-0.2
Center thickness	+/-0.1
Centering Accuracy	3'
Figure (sphericity)	1~5
Surface Quality	60/40
Coating	optional