Origin:CN(Origin)
Certification:CE
Shape:Spherical
Model Number:SJ-JH-15-4669
Usage:Optical
Structure:achromatic
Material:Glass
Diameter: ø15mm
Center thickness: 4.3mm
Edge thickness: 3.5mm
Radius: R 28.192mm/R 45.77mm
Coating: 400~700nm
Focusable: Yes
Type: Achromatic lens
Purpose: objective lens/collimation of telescope