Laminar flow cabinet for lens assembly. Its use prevents dust particles or contaminants from attaching to your lenses during its manipulation and moving. Air is drawn through a HEPA H14 (High Efficiency Particulate Air) filter, removing 99.995% of all particles >0.12 um. Work chamber dimensions (LxDxH) 1790x620x740 mm › Version FLUX/48: work chamber dimensions (LxDxH) 1130x620x740 mm