...between red and green, in a certain position of the prism, is perfectly distinct ; so also are Band E, the two limits of violet. But C, the limit of green...two of its sides. I then found that the spaces AB, BC, CD, DE, occupied by them, were nearly as the numbers 16, 23, 36, 25. Since the properties of these...

...limits of violet. But C, the limit of green and blue, is not so clearly marked as the rest, and thei'e are also on each side of this limit other distinct...two of its sides. I then found that the spaces AB, BC, CD, DE, occupied by them, were nearly as the numbers 16, 23, 36, 25. Since the properties of these...

...between red and green, in a certain position of the prism, is perfectly distinct ; so also are Dand E, the two limits of violet. But C, the limit of green...The position of the prism in which the colours are mcst clearly divided is when the incident light makes about equal angles with two of its sides. I then...

...light. The line B, between red and green, in a, certain position of the prism, is perfectly distinct; ao also are D and E. the two limits of violet. But C,...might be mistaken for the boundary of these colours." Wollaston fasste also irrtümlich die dunkeln Linien als Grenzlinien zwischen den verschiedenen Farben...

...rest ; and there are also, on each side of this limit, other distinct Fig. 3. i5 D 0 dark lines, / and g, either of which, in an imperfect experiment,...two of its sides. I then found that the spaces AB, BC, CD, DE, occupied by them, were nearly as the numbers 16, 23, 36, 25." In the light of the subsequent...

...and violet. . . The line A that bounds the red side of the spectrum is somewhat confused, which seems in part owing to want of power in the eye to converge...might be mistaken for the boundary of these colours (12). In these inauspicious circumstances was astronomical line spectroscopy born. Wollaston had recognised...