/ · The Notebooks of Leonardo da Vinci

189

On the shape of the cast shadows.

No cast shadow can produce the true image of the body which casts it on a vertical plane unless the centre of the light is equally distant from all the edges of that body.

Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.

188 * 190
II * IV
Google
 
Web fromoldbooks.org
Notebooks of Leonoardo da Vinci
III: Six books on Light and Shade.
. . .
169,
170,
171,
172,
173,
174
On the relative intensity of derived shadows.
175,
176,
177,
178,
179
Shadow as produced by two lights of different size.
180,
181
The effect of light at different distances.
182
Further complications in the derived shadows.
183,
184,
185,
186,
187
On the shape of the cast shadows.
188,
189,
190,
191
On the outlines of cast shadows.
192,
193,
194,
195
On the relative size of shadows.
196,
197
Effects on cast shadows by the tone of the back ground.
198
A disputed proposition.
199
On the relative depth of cast shadows.
200,
201,
202
Principles of reflection.
203,
204
On reverberation.
205
Reflection on water.
206,
207
Experiments with the mirror.
208,
209
. . .