Focusable Dot Lens For 405nm-450nm Blue/Violet Laser Diode

It is a focusable Dot collimating lens, assembly by 405-G-2 glass lens , M9*0.5 housing and Cap..

Lens Parameters:
Lens demention: 6.33mm diameter
Transmittance: 98% or more
Lens focal length: 4.02mm
Back focal length: 4.8mm
Working distance: 2.357mm
Glass material: L-BAL35
Lens properties: single-chip
Surface treatment: 405nm / 445nm antireflection coating
Material:high quality coated glass optical lenses for all types of blue violet / blue laser products;

Holder Parameters:
Length: 8mm,
Outer diameter M9 * 0.5
Material: Copper

Package:
1x Dot Lens (405-G-2 Lens + Holder + Cap)