Title:
DRAWING SYSTEM
Document Type and Number:
Japanese Patent JP2022072335
Kind Code:
A
Abstract:
To provide a drawing system with which it is possible to improve the visibility of a video while securing the visibility of a background.SOLUTION: A drawing system pertaining to one embodiment of the present invention comprises: an optical output unit for outputting a drawing laser light that includes a laser light of at least one color among red, green and blue colors; a scan unit for scanning the drawing laser light outputted from the optical output unit so as to draw a video; and a video display unit for displaying the video drawn by the drawing laser light scanned by the scan unit. The drawing laser light is a prescribed straight polarized light with respect to the video display unit, and the video display unit includes a transparent optical member having a first plane which the drawing laser light is entered and a second plane which is on the side opposite the first plane, a display mechanism for displaying a video diffusing or scattering the drawing laser light and arranged between the first and the second planes, and a reflection type polarizing element for selectively reflecting prescribed straight polarized light and arranged on the second plane side.SELECTED DRAWING: Figure 4
Inventors:
KYONO TAKASHI
MATSUZAKI JUNPEI
ITO SHINYA
MATSUZAKI JUNPEI
ITO SHINYA
Application Number:
JP2020181702A
Publication Date:
May 17, 2022
Filing Date:
October 29, 2020
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
G03B21/62; G02B26/10; G03B21/00; G03B21/14; G03B21/604; H04N9/31
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
▲高▼木 邦夫
Kenichiro Wada
Yoshiki Kuroki
▲高▼木 邦夫
Kenichiro Wada