/ · The Notebooks of Leonardo da Vinci

167

On the shape of derived shadows.

The cast shadow will be longest when the light is lowest.

The cast shadow will be shortest when the light is highest.

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

166 * 168
II * IV
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Notebooks of Leonoardo da Vinci
III: Six books on Light and Shade.
. . .
147
Gradations of strength in the shadows.
148,
149
light.
150,
151,
152
On the proportion of light and shade.
153,
154,
155,
156,
157
Definition of derived shadow.
158,
159
Different sorts of derived shadows.
160,
161,
162
On the relation of derived and primary shadow.
163,
164,
165
On the shape of derived shadows.
166,
167,
168,
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
. . .