Super fine line in 1.2 meters application Green Line Laser Module Model : VLM-520-56-60° Series Green Line Laser Module Model : VLM-520-56-5° Series Green Line Laser Module Model : VLM-520-56-45° Series Green Line Laser Module Model : VLM-520-56-30° Series Green Line Laser Module Model : VLM-520-56-20° Series Green Line Laser Module Model : VLM-520-56-15° Series Green Line Laser Module Model : VLM-520-56-110° Series Green Line Laser Module Model : VLM-520-56-10° Series