Topmass Security Technology(hk) Co.ltd is a Topmass Security Technology(HK) Co.Ltd based in shenzhen , Hong Kong. Topmass Security Technology(hk) Co.ltd is a member of exporthub.com since September, 2009. Our business is related to Security & Protection industry and we specifically deal in cctv lens. Please find our product details below:Varifocal lensTLV0358DF16 is a varifocal lens, the specification is following:Focal length : 3.5-8mmImage size : 1/3"Aperture : F1.6Mount : CSWe provide variety of cctv lens and 3-year warranties.varifocal lens.TLV0358NF16 Is varifaocal length , the specification is following:Image size : 1/3"focal length : 3.5-8mmAperture : F1.6Iris operate : fixedMount : CSwe provide variety of cctv lens and 3-year warranties.Varifocal lensTLV0358DF16 is a varifocal lens, the specification is following:Focal length : 3.5-8mmImage size : 1/3"Aperture : F1.6Mount : CSWe provide variety of cctv lens and 3-year warranties.varifocal lens.TLV0358NF16 Is varifaocal length , the specification is following:Image size : 1/3"focal length : 3.5-8mmAperture : F1.6Iris operate : fixedMount : CSwe provide variety of cctv lens and 3-year warranties.Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.