The patient’s eyes see transparent floaters mostly refers to flying mosquito, usually due to vitreous clouding, in addition to physiological aging causes, vitreous hemorrhage, uveitis and other reasons can lead to patients with vitreous clouding. Vitreous clouding is a common eye lesion caused by aging factors, most of the cases do not affect the patient’s vision, and will not jeopardize the health of the eyes, but will appear in the patient’s field of vision transparent or semi-transparent dot floaters, thus affecting the quality of vision. Patients can take lecithin complex iodine tablets and other medications as prescribed by the doctor to promote its absorption and improve the uncomfortable symptoms. Vitreous hemorrhage is usually caused by diabetic retinopathy, retinal vein embolism, etc. The coagulated blood clots will block the refraction of light, which will lead to the uncomfortable symptom of transparent floating objects in front of the eyes. Uveitis is caused by immune response, infection, etc., which will lead to the appearance of white blood cell clumps in the vitreous cavity of the patient, and will also cause the patient to have the symptom of transparent floaters in front of their eyes. It is recommended that patients with significant symptoms of uveitis seek prompt medical attention to evaluate the condition and follow the doctor’s instructions for treatment.