To provide a device for automating all or one portion of work related to concrete constituent analysis in a liquid to be examined and subclassifying leukocyte automatically and accurately using image processing and recognition techniques for a specimen where the leukocyte has appeared in the liquid to be examined. 被検液中の有形成分分析に関わる作業の全て又は一部を自動化し、被検液中に白血球が出現した検体について、画像処理、認識技術を用いて、自動的かつ高精度に白血球を細分類する装置を提供する - 特許庁