Laser transmitter for simulating a fire weapon and manufacturing method thereof

Abstract

The present invention relates to a laser transmitter for simulation training, which is mounted on a firearm. The laser transmitter for simulation training includes an infrared laser diode 21 configured to emit an infrared laser beam, a laser beam shaping lens 22 disposed in the direction of travel of the laser beam of the infrared laser diode, a dichroic beam splitter 23 disposed in the direction of travel of the laser beam of the infrared laser diode and configured to have a first face 23 a for transmitting an infrared laser beam and a second face 23 b for reflecting a visible laser beam, a visible laser diode 31 configured to emit a visible laser beam and disposed at a position where the visible laser beam is refracted by the second face, and a focusing lens disposed in the direction of travel of the visible laser beam.

1 . A laser transmitter for simulation training mounted on a firearm, comprising:
 an infrared laser diode for emitting an infrared laser beam;   a laser beam shaping lens disposed in a direction of travel of the infrared laser beam of the infrared laser diode;   a dichroic beam splitter disposed in the direction of travel of the infrared laser beam of the infrared laser diode, and configured to have a first face for transmitting the infrared laser beam therethrough and a second face for reflecting a visible laser beam;   a visible laser diode configured to emit the visible laser beam, and disposed at a position where the visible laser beam is refracted by the second face; and   a focusing lens disposed in a direction of travel of the visible laser beam;   wherein the direction of travel of the infrared laser beam transmitted through the first face of the dichroic beam splitter conforms to the direction of travel of the visible laser beam refracted by the second face of the dichroic beam splitter.   
     
     
         2 . The laser transmitter for simulation training according to  claim 1 , wherein at least one of the dichroic beam splitter and the visible laser diode is disposed such that a center of a target point of the infrared laser beam emitted from the infrared laser diode and transmitted via the first face and a center of a target point of the visible laser beam emitted from the visible laser diode and refracted by the second face fall on a same point. 
     
     
         3 . The laser transmitter for simulation training according to  claim 1 , wherein the dichroic beam splitter is disposed between the infrared laser diode and the laser beam shaping lens. 
     
     
         4 . The laser transmitter for simulation training according to  claim 1 , wherein the dichroic beam splitter is disposed in front of the laser beam shaping lens. 
     
     
         5 . The laser transmitter for simulation training according to  claim 1 , wherein the visible laser diode is disposed such that the direction of travel of the infrared laser beam emitted from the infrared laser diode is at a right angle with respect to the direction of travel of the visible laser beam emitted from the visible laser diode. 
     
     
         6 . The laser transmitter for simulation training according to  claim 1 , further comprising a mode selection switch for selecting an alignment mode for zero aiming,
 wherein when the alignment mode is selected using the mode selection switch, the visible laser diode is turned on.   
     
     
         7 . The laser transmitter for simulation training according to  claim 6 , further comprising a mode selection communication module for externally determining whether to select the mode selection switch via wireless communication. 
     
     
         8 . A method of manufacturing the laser transmitter for simulation training according to  claim 1 , the method comprising the steps of:
 (a) coupling the laser beam shaping lens to a front side of an infrared laser transmitter main body for accommodating the laser beam shaping lens, the dichroic beam splitter and the infrared laser diode;   (b) placing the dichroic beam splitter inside the infrared laser transmitter main body;   (c) coupling the infrared laser diode to a rear side of the infrared laser transmitter main body;   (d) capturing a target point of the infrared laser beam emitted from the infrared laser diode and transmitted via the first face, using a camera capable of detecting an infrared ray;   (e) coupling the focusing lens to a front side of a visible laser transmitter body for accommodating the focusing lens and the visible laser diode;   (f) coupling the visible laser diode to a rear side of the visible laser transmitter body;   (g) movably coupling the visible laser transmitter body on which the steps (e) and (f) have been performed, to a bottom of the infrared laser transmitter main body on which the steps (a) to (c) have been performed;   (h) at the step (g), capturing a target point of the visible laser beam emitted from the visible laser diode and refracted by the second face, through a screen capable of detecting a visible ray; and   (i) fixing the visible laser transmitter body, coupled at the step (g), by adjusting the visible laser transmitter body so that a center of the target point of the infrared laser beam captured at the step (d) and a center of the target point of the visible laser beam captured at the step (h) fall on a same point.   
     
     
         9 . A method of manufacturing the laser transmitter for simulation training according to  claim 1 , the method comprising the steps of:
 (a) placing the laser beam shaping lens inside an infrared laser transmitter main body for accommodating the laser beam shaping lens, the dichroic beam splitter and the infrared laser diode;   (b) coupling the dichroic beam splitter to a front side of the infrared laser transmitter main body;   (c) coupling the infrared laser diode to a rear side of the infrared laser transmitter main body;   (d) capturing a target point of the infrared laser beam emitted from the infrared laser diode and transmitted via the first face, using a camera capable of detecting an infrared ray;   (e) coupling the focusing lens to a front side of a visible laser transmitter body for accommodating the focusing lens and the visible laser diode;   (f) coupling the visible laser diode to a rear side of the visible laser transmitter body;   (g) movably coupling the visible laser transmitter body on which the steps (e) and (f) have been performed, to a bottom of the infrared laser transmitter main body on which the steps (a) to (c) have been performed;   (h) at the step (g), capturing a target point of the visible laser beam emitted from the visible laser diode and refracted by the second face, through a screen capable of detecting a visible ray; and   (i) fixing the visible laser transmitter body coupled at the step (g), by adjusting the visible laser transmitter body so that a center of the target point of the infrared laser beam captured at the step (d) and a center of the target point of the visible laser beam captured at the step (h) fall on a same point.   
     
     
         10 . A method of manufacturing the laser transmitter for simulation training according to  claim 1 , the method comprising the steps of:
 (a) forming an infrared laser transmitter main body for accommodating the laser beam shaping lens, the dichroic beam splitter and the infrared laser diode and a visible laser transmitter body for accommodating the focusing lens and the visible laser diode into one body, wherein the visible laser diode is disposed such that a direction of travel of the infrared laser beam emitted from the infrared laser diode and transmitted via the visible laser diode conforms to a direction of travel of the visible laser beam emitted from the visible laser diode and refracted by the second face of the dichroic beam splitter;   (b) coupling the laser beam shaping lens to a front side of the infrared laser transmitter main body;   (c) placing the dichroic beam splitter inside the infrared laser transmitter main body;   (d) coupling the infrared laser diode to a rear side of the infrared laser transmitter main body;   (e) capturing a target point of the infrared laser beam emitted from the infrared laser diode and transmitted via the first face, using a camera capable of detecting an infrared ray;   (f) coupling the focusing lens to a front side of the visible laser transmitter body;   (g) movably coupling the visible laser diode to a rear side of the visible laser transmitter body;   (h) capturing a target point of the visible laser beam emitted from the visible laser diode and refracted by the second face, through a screen capable of detecting a visible ray; and   (i) fixing the visible laser diode coupled at the step (g), by adjusting the visible laser diode so that a center of the target point of the infrared laser beam captured at the step (e) and a center of the target point of the visible laser beam captured at the step (h) fall on a same point.   
     
     
         11 . The laser transmitter for simulation training according to  claim 2 , wherein the visible laser diode is disposed such that the direction of travel of the infrared laser beam emitted from the infrared laser diode is at a right angle with respect to the direction of travel of the visible laser beam emitted from the visible laser diode. 
     
     
         12 . The laser transmitter for simulation training according to  claim 3 , wherein the visible laser diode is disposed such that the direction of travel of the infrared laser beam emitted from the infrared laser diode is at a right angle with respect to the direction of travel of the visible laser beam emitted from the visible laser diode. 
     
     
         13 . The laser transmitter for simulation training according to  claim 4 , wherein the visible laser diode is disposed such that the direction of travel of the infrared laser beam emitted from the infrared laser diode is at a right angle with respect to the direction of travel of the visible laser beam emitted from the visible laser diode. 
     
     
         14 . The laser transmitter for simulation training according to  claim 2 , further comprising a mode selection switch for selecting an alignment mode for zero aiming,
 wherein when the alignment mode is selected using the mode selection switch, the visible laser diode is turned on.   
     
     
         15 . The laser transmitter for simulation training according to  claim 3 , further comprising a mode selection switch for selecting an alignment mode for zero aiming,
 wherein when the alignment mode is selected using the mode selection switch, the visible laser diode is turned on.   
     
     
         16 . The laser transmitter for simulation training according to  claim 4 , further comprising a mode selection switch for selecting an alignment mode for zero aiming,
 wherein when the alignment mode is selected using the mode selection switch, the visible laser diode is turned on.   
     
     
         17 . The laser transmitter for simulation training according to  claim 14 , further comprising a mode selection communication module for externally determining whether to select the mode selection switch via wireless communication. 
     
     
         18 . The laser transmitter for simulation training according to  claim 15 , further comprising a mode selection communication module for externally determining whether to select the mode selection switch via wireless communication. 
     
     
         19 . The laser transmitter for simulation training according to  claim 16 , further comprising a mode selection communication module for externally determining whether to select the mode selection switch via wireless communication.