1) latest innoviation 2) skillful manufacture 3) quality and quantity assured ... ~ 180°adjustbale Light Spot Diameter(mm) ,φ10,φ5,φ3,φ2,φ1,φ0.2 Filter heat absorption,grey,red free, cobalt blue ... Gross Weight(Kg) 18Accessories:1. High pixel monitoring camera2.slit lamp BL-66 series 3.camera adaptor4.camera splitter Digital slit lamp system ...