Product feature: Tail cover with fiber optic anti-folding protection; Support 100W power continuous welding; Flexible structure suitable for a variety of welding platforms; Coaxial CCD monitoring interface is optional; Water cooling protection is optional; Optional with gem ring for anti-reflection protection; Product description: The composite lens structure can effectively eliminate the bad focusing phenomena such as the amount of light and the halo caused by the focusing of the single lens. The interface of D80 and SMA-905 is optional, which is suitable for the fiber coupling semiconductor laser and YAG laser welding system.Light spot strip length and width can be adjusted to a minimum of 0.4x0.8 The main application Stainless steel, aluminum alloy, copper and other metal welding; Plastic and other non-metallic cladding; Circuit board, aluminum wire welding;