US12601904 - Ranging and ballistic display optical sight
The patent describes a ranging and ballistic display optical sight that integrates a laser emitter and receiver with a digital reticle plate to enhance shooting precision. It calculates distance based on the time difference between laser emission and reception, displaying the results along with ballistic compensation values on the reticle for improved aiming accuracy.
Claim 1
1 . A ranging and ballistic display optical sight, comprising: a mounting bracket ( 17 ); a control mainboard ( 5 ) fixedly connected with the mounting bracket ( 17 ); a laser transmitting device ( 8 ) arranged on the control mainboard ( 5 ) and electrically connected with the control mainboard ( 5 ); a laser receiving device ( 3 ) arranged on the mounting bracket ( 17 ) and electrically connected with the control mainboard ( 5 ); an objective lens group ( 9 ) arranged on the control mainboard ( 5 ); a beam splitter prism group ( 11 ) arranged behind the objective lens group ( 9 ) and collimated coaxial with the objective lens group ( 9 ); wherein the beam splitter prism group ( 11 ) is directly above the laser receiving device ( 3 ) and is fixedly connected with the laser receiving device ( 3 ); wherein the laser emitted by the laser transmitting device ( 8 ) shoots to a target ( 101 ); and wherein the reflected light is transmitted to the beam splitter prism group ( 11 ) through the objective lens group ( 9 ) and then shot into the laser receiving device ( 3 ) by reflecting on the beam splitter prism group ( 11 ); and a digital reticle plate ( 13 ) arranged behind the beam splitter prism group ( 11 ) and collimated coaxial with the beam splitter prism group ( 11 ); wherein the digital reticle plate ( 13 ) is fixed on the mounting bracket ( 17 ); and wherein the laser transmitting device ( 8 ) sends a first time of the laser transmitting to the control mainboard ( 5 ); wherein the laser receiving device ( 3 ) sends a second time of the laser receiving to the control mainboard ( 5 ); wherein according to the time difference between the first time and the second time, the control mainboard ( 5 ) obtains the ranging result, and outputs the result on the digital reticle plate ( 13 ); wherein the control mainboard ( 5 ) obtains a measurement distance according to the product of the time difference between the first time and the second time and the laser propagation velocity, and further determines a ballistic compensation value according to the measurement distance and a preset ballistic compensation program, and the ballistic compensation value is displayed on the digital reticle plate ( 13 ); and wherein the preset ballistic compensation program includes comparing a measured distance with a preset standard distance, and if the measured distance is greater than the preset standard distance, obtaining a first distance and angle from a preset attitude adjustment table, adjusting a weapon attitude according to the first distance and angle, moving a lighted ballistic point to the target, and aiming accurately; otherwise, obtaining a second distance and angle from the preset attitude adjustment table, adjusting the weapon attitude according to the second distance and angle, moving the lighted ballistic point to the target, and aiming accurately. a mounting bracket ( 17 ); a control mainboard ( 5 ) fixedly connected with the mounting bracket ( 17 ); a laser transmitting device ( 8 ) arranged on the control mainboard ( 5 ) and electrically connected with the control mainboard ( 5 ); a laser receiving device ( 3 ) arranged on the mounting bracket ( 17 ) and electrically connected with the control mainboard ( 5 ); an objective lens group ( 9 ) arranged on the control mainboard ( 5 ); a beam splitter prism group ( 11 ) arranged behind the objective lens group ( 9 ) and collimated coaxial with the objective lens group ( 9 ); wherein the beam splitter prism group ( 11 ) is directly above the laser receiving device ( 3 ) and is fixedly connected with the laser receiving device ( 3 ); wherein the laser emitted by the laser transmitting device ( 8 ) shoots to a target ( 101 ); and wherein the reflected light is transmitted to the beam splitter prism group ( 11 ) through the objective lens group ( 9 ) and then shot into the laser receiving device ( 3 ) by reflecting on the beam splitter prism group ( 11 ); and wherein the beam splitter prism group ( 11 ) is directly above the laser receiving device ( 3 ) and is fixedly connected with the laser receiving device ( 3 ); wherein the laser emitted by the laser transmitting device ( 8 ) shoots to a target ( 101 ); and wherein the reflected light is transmitted to the beam splitter prism group ( 11 ) through the objective lens group ( 9 ) and then shot into the laser receiving device ( 3 ) by reflecting on the beam splitter prism group ( 11 ); and a digital reticle plate ( 13 ) arranged behind the beam splitter prism group ( 11 ) and collimated coaxial with the beam splitter prism group ( 11 ); wherein the digital reticle plate ( 13 ) is fixed on the mounting bracket ( 17 ); and wherein the laser transmitting device ( 8 ) sends a first time of the laser transmitting to the control mainboard ( 5 ); wherein the laser receiving device ( 3 ) sends a second time of the laser receiving to the control mainboard ( 5 ); wherein according to the time difference between the first time and the second time, the control mainboard ( 5 ) obtains the ranging result, and outputs the result on the digital reticle plate ( 13 ); wherein the control mainboard ( 5 ) obtains a measurement distance according to the product of the time difference between the first time and the second time and the laser propagation velocity, and further determines a ballistic compensation value according to the measurement distance and a preset ballistic compensation program, and the ballistic compensation value is displayed on the digital reticle plate ( 13 ); and wherein the preset ballistic compensation program includes comparing a measured distance with a preset standard distance, and if the measured distance is greater than the preset standard distance, obtaining a first distance and angle from a preset attitude adjustment table, adjusting a weapon attitude according to the first distance and angle, moving a lighted ballistic point to the target, and aiming accurately; otherwise, obtaining a second distance and angle from the preset attitude adjustment table, adjusting the weapon attitude according to the second distance and angle, moving the lighted ballistic point to the target, and aiming accurately.
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