1mm 2mm 4mm 5mm 12mm K9 Glass Ball Lens and half ball lens

Place of Origin:

Jilin, China

Brand Name:

Worldhawk

Model Number:

WH-BL

Usage:

Optical

Structure:

sphere hemisphere

Shape:

BALL

Diameter:

1.0-150mm

High Refractive Index:

Nd: 1.5164

Ellipticity:

+/-0.001mm

Dia.tolerance:

+/-0.005mm

Surface Quality:

60/40 40/20

Roundness:

0.005

Clear Aperture:

>92%

Irregularity:

lambda/2 @632.8nm

Focal length tolerance:

+/-1% (+/-5% for 400 series)

Surface Accuracy:

<2 lambda