The true benefit for the Ott light is that it give a true color at any time of day or night. Many Artist have found painting at night looks great until they take their painting into the day light. It sticks out like a sore thumb. If you have trouble with color you will benefit. All Ott lights are not true in discount stores. The best deal is go to a Art supply company or possibly Lowes or Home Depot and look for a TRUE COLOR LIGHT BULB. This will give you the same thing it will be cost effective even if the bulb is more expensive than normal.
Odd news item in our NC area from a Neorologist is that some people who have seizure problems should not use the new curly flouresant bulbs. They said effects 6% - small amount but if your family needs this information there you go.