Close-up Wet Lens +23with M67(WFL06S)

Lensconstruction: 5 elements, 3 groups
Diopter (underwater focal length): +23
Working distance: 27 – 36mm. (from 1st lens surface)
Max. magnification: x 4.2 (with 105mm. F2.8 macro lens)
Glass: optical glass
Coating: multi-layer BBAR coating
Lens barrel: Aluminium with type II anodizing
Mounting: M67
Dimension: Ø71.8 x 60.3mm.
Weight: 593gr. in air / 379gr. under water
Depth rate: 60m (197 ft)