Desk location and workplace light
Do not work with too bright light. In order to reduce the brightness you can use a shutter when working in hot sunny days.
Workplace lightThe second important part of computer ergonomics is a workplace light. Ideally, you should use a natural light. Artificial illumination should be uniform as well. It is advisable to use cold white light. Avoid luminescent lamps as they blink with certain frequency, which entails certain inconveniences. As a rule, the main illumination is not enough and you should use a desk lamp. The "light temperature" of the desk lamp and the main illumination should be the same. LED-lamps have recently acquired a good reputation. https://justgetflux.com If you have a glossy screen it can reflect the light and glare. If you don't manage to eliminate these reflexions by moving the illumination source, then you can use anti-glare screen filters. If you are just planning to buy or upgrade your screen - pay your attention to matte models:
I hope you've got some useful information about desk location and workplace light
Take care about your computer desk. Here are some examples of standing desks.
Another important thing is an ergonomic keyboard and mouse.