Often people say that 300 hours should be enough, and that it marks the ideal amount of time for the CFA level 1 exam preparation process. While that can be true for the majority of candidates, the number of hours you need to prepare depends on your study materials â the curriculum, strategy elements you will use, etc.ften people say that 300 hours should be enough, and that it marks the ideal amount of time for the CFA level 1 exam preparation process. While that can be true for the majority of candidates, the number of hours you need to prepare depends on your study materials â the curriculum, strategy elements you will use, etc.
Performing Cataract Surgery. Most cataracts are highly treatable. Cataract surgery is one of the most common surgeries performed in the United States, with approximately 98% of patients experiencing improved vision if there are no other eye conditions present.
You usually experience your best vision after cataract surgery 2-4 weeks post-operatively. Glaucoma surgery patients need longer healing time before returning to maximum vision. For patients with multifocal lens implants, the near vision may not be clear at first, but will continue improving for months after surgery. laser may be used months or years after cataract surgery for a different purpose. In about 5-15% of patients who have had cataract surgery, a thin film of cloudy tissue develops behind the lens implant.