rug
you
wall
drag the lamp
shaded wedge = where you would look straight at the lamp
Lamp height:
150 cm
What are you doing?
Just reading
Writing, right-handed
Writing, left-handed
Light on the page, compared with the classic spot:
100%
Try the classic spot
Try a bad spot
A top-down plan, in centimetres: a typical armchair about 85 cm wide, you sitting in it, a book in your lap. The brightness number is a rough physics estimate (light fades with the square of distance), not a measurement.