Clinical Outcome of Extended-depth-of-focus Trifocal Intraocualr Lens (Triumf) Implantation

Inclusion Criteria: 1. Adult at the age of 21 or older at the time of the pre-operative examination and willing to have surgery on their 2nd eye within 7-28 days of their 1st eye 2. Age-related cataract 3. A patient with preoperative corneal astigmatism from IOL Master less than 1 diopters 4. A patient want presbyopia correction at the same time as cataract surgery 5. A patient has the visual potential of 20/25 or better in each eye after cataract removal and IOL implantation 6. Written informed consent to surgery and participation in the study Exclusion Criteria: 1. Those with other diseases that can affect capsule stability such as pseudoexoliation syndrome, glaucoma, traumatic cataract 2. Pregnant woman and lactating woman 3. A patient with history of ocular trauma or ocular surgery (Intraocular surgery, refractive surgery, ocular surface surgery) in either eye 4. A patient with evidence of keratoconus or significant irregular astigmatism on pre-operative topography in either eye 5. If expectations for presbyopia correction are too high 6. Those who are not able to read and understand the informed consent (illiterate or foreigners)