Scanning module, detection device using Bessel beam, detection probe, and probe type detection device

A scanning module comprising:

• a first path shifting unit changing a path of an incident electromagnetic wave;
• a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting unit;
• and
• a Bessel beam generating unit making a Bessel beam at least on a portion of an object, using the electromagnetic wave with the path changed by the first path shifting unit;
• wherein the first path shifting unit and the Bessel beam generating unit are spaced from each other, and
• the scanning module further includes a second driving unit moving the Bessel beam generating unit so that an electromagnetic wave incident from the first path shifting unit travels into the Bessel beam generating unit when the first path shifting unit is moved by the first driving unit.

A scanning module comprising:

• a first path shifting unit changing a path of an incident electromagnetic wave;
• a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting;
• and
• a Bessel beam generating unit making a Bessel beam at least on a portion of an object, using the electromagnetic wave with the path changed by the first path shifting unit;
• further comprising:
• the scanning module further includes a second driving unit moving the Bessel beam generating unit so that an electromagnetic wave incident from the first path shifting unit travels into the Bessel beam generating unit when the first path shifting unit is moved by the first driving unit;
• a second path shifting unit disposed between the Bessel beam generating unit and the object, and changing the path of the Bessel beam so that the Bessel beam is formed at least on a portion of the object;
• and
• a third driving unit adjusting the path of the Bessel beam by moving the second path shifting unit.

A scanning module comprising:

• a first path shifting unit changing a path of an incident electromagnetic wave;
• a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting unit;
• a Bessel beam generating unit making a Bessel beam at least on a portion of an object, using the electromagnetic wave with the path changed by the first path shifting unit;
• the scanning module further including a second driving unit moving the Bessel beam generating unit so that an electromagnetic wave incident from the first path shifting unit travels into the Bessel beam generating unit when the first path shifting unit is moved by the first driving unit;
• a second path shifting unit disposed between the Bessel beam generating unit and the object, and changing the path of the Bessel beam so that the Bessel beam is formed at least on a portion of the object;
• and
• a third driving unit adjusting the path of the Bessel beam by moving the second path shifting unit;
• and
• the first path shifting unit includes:
• a body moved by the first driving unit;
• a first reflecting unit changing the path of an electromagnetic wave from a light source;
• and
• a fourth driving unit connected to the body at a side and to the first reflecting unit at the other side, and adjusting the path of an electromagnetic wave by moving the first reflecting unit.

A scanning module comprising:

• a first path shifting unit changing a path of an incident electromagnetic wave:
• a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting unit:
• and a Bessel beam generating unit making a Bessel beam at least on a portion of an object, using the electromagnetic wave with the path changed by the first path shifting unit:
• an electromagnetic wave adjusting unit including:
• a collimating unit parallelizing electromagnetic waves incident from a light source;
• and a variable optical element moving between the collimating unit and the first path shifting unit and sending the parallelized electromagnetic waves into the first path shifting unit,
• wherein the first path shifting unit and the Bessel beam generating unit are spaced from each other, and the scanning module further includes a second driving unit moving the Bessel beam generating unit so that an electromagnetic wave incident from the first path shifting unit travels perpendicularly to a light incident surface of the Bessel beam generating unit.

A detection device using a Bessel beam, comprising:

• a first path shifting unit changing a path of an incident electromagnetic wave;
• a first driving unit adjusting the path of the electromagnetic wave by moving the first path shifting unit;
• a Bessel beam generating unit making a Bessel beam at least on a portion of an object, using the electromagnetic wave with the path changed by the first path shifting unit;
• and
• a detecting unit detecting an intensity of an electromagnetic wave from the object;
• wherein the first path shifting unit and the Bessel beam generating unit are spaced from each other, and
• the detection device further includes a second driving unit moving the Bessel beam generating unit so that an electromagnetic wave incident from the first path shifting unit travels into the Bessel beam generating unit when the first path shifting unit is moved by the first driving unit.

A detection probe comprising:

• a light source generating an electromagnetic wave;
• a path shifting unit changing a path so that an electromagnetic wave incident from the light source is radiated to a object;
• a detecting unit detecting an intensity of an electromagnetic wave from the object;
• and
• a housing accommodating the light source, the path shifting unit, a Bessel beam generating unit, and the detecting unit;
• further comprising:
• a waveguide disposed between the light source and the path shifting unit;
• a coupling lens sending an electromagnetic wave incident from the light source into the waveguide;
• and
• a focusing lens condensing electromagnetic waves discharged from the waveguide to the path shifting unit.

A detection probe comprising:

• a light source generating an electromagnetic wave;
• a path shifting unit changing a path so that an electromagnetic wave incident from the light source is radiated to a object;
• a detecting unit detecting an intensity of an electromagnetic wave from the object;
• and
• a housing accommodating the light source, the path shifting unit, a Bessel beam generating unit, and the detecting unit;
• the detection probe further comprising a Bessel beam generating unit making a Bessel beam at least on a portion of the object, using an electromagnetic wave with the path changed by the path shifting unit;
• the path shifting unit and the Bessel beam generating unit are mechanically combined;
• and
• the Bessel beam generating unit moves integrally with the path shifting unit when the path shifting unit is moved by the path shifting driving unit.

A probe type detection device comprising:

• a detection probe including a light source generating an electromagnetic wave, a path shifting unit changing a path so that an electromagnetic wave incident from the light source is radiated to an object, a path shifting driving unit rotating the path shifting unit, a detecting unit detecting an intensity of an electromagnetic wave from the object, and a housing accommodating the fight source, the path shifting unit, the path shifting driving unit, and the detecting unit;
• and
• a straight driving unit moving straight the detection probe;
• wherein the detection probe further includes:
• a waveguide disposed between the light source and the path shifting unit;
• a coupling lens sending an electromagnetic wave incident from the light source into the waveguide;
• and
• a focusing lens condensing electromagnetic waves discharged from the waveguide to the path shifting unit.

A probe type detection device comprising:

• a detection probe including a light source generating an electromagnetic wave,
• a first housing accommodating a detecting unit detecting an intensity of an electromagnetic wave from an object, a path shifting unit changing a path so that an electromagnetic wave incident from the light source is radiated to the object, and a second housing accommodating a path shifting driving unit rotating the path shifting unit, the first housing having a groove for receiving the second housing, rotary members being disposed at both sides of the groove so that the second housing received in the groove is rotated, and the second housing including a detection probe including coupling portions coupled to the rotary members;
• and
• a straight driving unit moving straight the detection probe;
• wherein the detection probe further includes:
• a waveguide disposed between the light source and the path shifting unit;
• a coupling lens sending an electromagnetic wave incident from the light source into the waveguide;
• and
• a focusing lens condensing electromagnetic wave discharged from the waveguide to the path shifting unit.