Provided is an ophthalmological composition which stabilizes the lacrimal lipid layer and has a clear external appearance. The ophthalmological composition contains (A) liquid paraffin and (B) a non-ionic surfactant, wherein the compounding mass ratio of (A) component, and (B-1) polyoxyethylene castor oil, (B-2) polyoxyethylene hydrogenated castor oil, and (B-3) a non-ionic surfactant other than (B-1) and (B-2) satisfy the expressions 0.5 ≤ ((B-1)+(B-2)+(B-3))/(A) and ((B-1)/0.75+(B-2)/2+(B-3)/0.05))/(A) ≤ 10.0.L'invention concerne une composition ophtalmologique qui stabilise la couche lipidique du film lacrymal et a un aspect externe clair. La composition ophtalmologique contient : (A) un paraffine liquide et (B) un tensioactif non ionique, le rapport de masse de mélange du composant (A), et de l'huile de ricin polyoxyéthylénée (B-1), de l'huile de ricin hydrogénée polyoxyéthylénée (B-2), et un tensioactif non ionique (B-3) autre que (B-1) et (B-2) satisfont aux expressions 0.5 ≤ ((B-1)+(B-2)+(B-3))/(A) et ((B-1)/0.75+(B-2)/2+(B-3)/0.05))/(A) ≤ 10.0.涙液油層を安定化させ、外観が澄明な眼科用組成物を提供する。 (A)流動パラフィン及び(B)非イオン界面活性剤を含有し、(A)成分と、 (B-1)ポリオキシエチレンヒマシ油 (B-2)ポリオキシエチレン硬化ヒマシ油 (B-3)(B-1)及び(B-2)以外の非イオン界面活性剤の配合質量比が、 0.5≦((B-1)+(B-2)+(B-3))/(A)、((B-1)/0.75+(B-2)/2+(B-3)/0.05))/(A)≦10.0 である眼科用組成物。