Tripet lenses,glass material,AR coated,offer design .
Model No.: SPL
Optical glass Triplet Lenses
A triplet lenses is an optical device consisting of three single lenses. The triplet design is the simplest to give the required number of degrees of freedom to allow the lens designer to overcome all Seidel aberrations.
Parameters of triplet lenses
2.Dia.2mm to 600mm
3.Surace quality:10/5 to 80/50
4.flatness;1/4lambda (general standard)
8.Focal Tol.: +/-1%
9.Coating:AR coating,Al,coating,Golded Coating,sliver coating,etc.