US 12,111,314 B2
Test device
Kaku Irisawa, Ashigarakami-gun (JP); Yoshihiro Seto, Ashigarakami-gun (JP); Hitoshi Shimizu, Ashigarakami-gun (JP); and Takahiro Miyato, Ashigarakami-gun (JP)
Assigned to FUJIFILM Corporation, Tokyo (JP)
Filed by FUJIFILM Corporation, Tokyo (JP)
Filed on Apr. 14, 2022, as Appl. No. 17/720,774.
Application 17/720,774 is a continuation of application No. PCT/JP2020/038808, filed on Oct. 14, 2020.
Claims priority of application No. 2019-208890 (JP), filed on Nov. 19, 2019.
Prior Publication US 2022/0236263 A1, Jul. 28, 2022
Int. Cl. G01N 33/543 (2006.01); G01N 21/51 (2006.01); G01N 21/59 (2006.01)
CPC G01N 33/54373 (2013.01) [G01N 21/51 (2013.01); G01N 21/59 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A test device comprising:
a specimen having a circular cross section that accommodates a test target;
a specimen holding part that holds a plurality of the specimens in a row;
a light emitting element in which light is incident on two adjacent specimens among the plurality of specimens held in the specimen holding part;
a first light guide path that guides light emitted by the light emitting element; and
a second light guide path that is formed thinner than the first light guide path and that guides the light emitted by the light emitting element from the first light guide path to the specimen,
wherein the light emitting elements includes
a plurality of first color light emitting elements that emit light of a first color, and
a plurality of second color light emitting elements that emit light of a second color different from the first color, and
the first color light emitting elements and the second color light emitting elements are alternately arranged in an arrangement of the plurality of light emitting elements.