Optical path adjusting device and photographing apparatus including the same

An optical path adjusting device comprising:

• a rotating unit that comprises and rotates about a through-hole through which light passes;
• at least one moving unit that is movably disposed relative to the rotating unit and is linearly movable between an advance position corresponding to the through-hole and a retreat position outside the through-hole, the moving unit comprising a first slider and a second slider that are movable toward each other or away from each other,
• wherein the first slider and the second slider close the through-hole at the advance position by contacting each other and open the through-hole at the retreat position by moving away from the through-hole;
• a transmitting unit that is disposed between the rotating unit and the moving unit and transmits a rotational force of the rotating unit to the moving unit;
• an optical unit that is disposed on the moving unit and blocks at least part of light passing through the through-hole;
• a first magnetic portion that is disposed on the first slider;
• and
• a second magnetic portion that is disposed on the second slider and applies an attractive magnetic force to the first magnetic portion.

An optical path adjusting device comprising:

• a rotating unit comprising a plurality of long hole pairs each of which comprises a first long hole and a second long hole that extend outward in curves, and a through-hole through which light passes and about which the rotating unit rotates;
• at least one moving unit movably disposed relative to the rotating unit and linearly movable between an advance position corresponding to the through-hole and a retreat position outside the through-hole, the moving unit comprising a first slider and a second slider;
• a transmitting unit that is disposed between the rotating unit and the moving unit and transmits a rotational force of the rotating unit to the moving unit, the transmitting unit comprising a plurality of transmission plates that comprise a first sliding protrusion and a second sliding protrusion respectively coupled to the first long hole and the second long hole, and a third long hole extending in curves with respect to the first long hole and the second long hole;
• wherein the first slider and the second slider
• comprise third sliding protrusions that are inserted into the third long hole of each of the plurality of transmission plates,
• are movable toward each other or away from each other,
• close the through-hole at the advance position by contacting each other, and
• open the through-hole at the retreat position by moving away from the through-hole;
• an optical unit that is disposed on the moving unit and blocks at least part of light passing through the through-hole;
• and
• a transmission plate guide unit comprising a fourth long hole and a fifth long hole that extend outside the through-hole and slidably support the first sliding protrusion and the second sliding protrusion passing through the first long hole and the second long hole.

An optical path adjusting device comprising:

• a rotating unit that comprises and rotates about a through-hole through which light passes;
• a first slider and a second slider that are coupled to the rotating unit and are linearly movable relative to the rotating unit between an advance position corresponding to the through-hole and a retreat position outside the through-hole;
• a fixing unit that rotatably supports the rotating unit and comprises guide portions that extend in curves in a circumferential direction outside the through-hole and guide protrusions of the first slider and the second slider;
• and
• a plurality of optical units that are respectively disposed on the first slider and the second slider and block part of light passing through the through-hole,
• wherein:
• the first slider and the second slier are disposed on a first straight line crossing the through-hole at the advance position, and
• the first slider and the second slider are disposed on a second straight line crossing the through-hole and the first straight line at the retreat position.

A photographing apparatus comprising:

• an optical path adjusting device comprising:
• a rotating unit comprising
• a gear surface that is disposed in a circumferential direction, and
• a through-hole through which light passes and about which the rotating unit rotates;
• at least one moving unit movably disposed relative to the rotating unit and linearly movable between an advance position corresponding to the through-hole and a retreat position outside the through-hole, the moving unit comprising
• a first slider comprising a first linear gear that extends in a direction in which the first slider linearly moves, and
• a second slider comprising a second linear gear that extends in a direction in which the second slider linearly moves,
• wherein the first slider and second slider are movable toward each other or away from each other and close the through-hole at the advance position by contacting each other and open the through-hole at the retreat position by moving away from the through-hole;
• a transmitting unit disposed between the rotating unit and the moving unit, the transmitting unit comprising a first transmission gear that is coupled to and rotates between the gear surface and the first linear gear and a second transmission gear that is coupled to and rotates between the gear surface and the second linear gear;
• wherein the transmitting unit transmits a rotational force of the rotating unit to the moving unit;
• a plurality of optical units that are disposed on the moving unit and block at least part of light passing through the through-hole;
• an imaging device that converts light passing through the optical path adjusting device into an electrical signal;
• a control unit that performs photographing by controlling the imaging device, and selects and operates in a two-dimensional (2D) photographing mode in which one image introduced through the through-hole is captured when the moving unit is located at the retreat position or a three-dimensional (3D) photographing mode in which a plurality of images the plurality of optical units are captured when the moving unit is located at the advance position.

A photographing apparatus comprising:

• an optical path adjusting device comprising:
• a rotating unit that comprises and rotates about a through-hole through which light passes;
• at least one moving unit that is movably disposed relative to the rotating unit and is linearly movable between an advance position corresponding to the through-hole and a retreat position outside the through-hole;
• a transmitting unit that is disposed between the rotating unit and the moving unit and transmits a rotational force of the rotating unit to the moving unit;
• and
• a plurality of optical units that are disposed on the moving unit and block at least part of light passing through the through-hole;
• an imaging device that converts light passing through the optical path adjusting device into an electrical signal;
• a control unit that performs photographing by controlling the imaging device, and selects and operates in a two-dimensional (2D) photographing mode in which one image introduced through the through-hole is captured when the moving unit is located at the retreat position or a three-dimensional (3D) photographing mode in which a plurality of images the plurality of optical units are captured when the moving unit is located at the advance position;
• a main body that receives the optical path adjusting device;
• and
• an angle adjusting unit that rotates the optical path adjusting device relative to the main body,
• wherein the control unit adjusts a rotational orientation of the optical path adjusting device relative to the main body by controlling the angle adjusting unit.