E, square-headed screw, opening and shutting a slit to admit the quantity of light required to form the second spectrum. Light, entering the round hole near E, strikes against the right-angled prism which we have mentioned as being placed inside the apparatus,... How to Work with the Spectroscope - Page 29by John Browning (F.R.A.S.) - 1882 - 54 pagesFull view - About this book
| Jabez Hogg - 1867 - 1456 pages
...to admit the quantity of light required to form the second spectrum. A light entering the round hole near E, strikes against the right-angled prism, which...to the compound prism. If any incandescent object be placed in a suitable position with reference to the round hole, its spectrum will be obtained. F... | |
| Henry Enfield Roscoe - 1870 - 514 pages
...to admit the quantity of light required to form the second spectrum. Light entering the round hole near e strikes against the rightangled prism which...placed in a suitable position with reference to the round hole, its spectrum will be obtained, and will be seen on looking through it. / shows the position... | |
| John Henry Pepper - 1869 - 722 pages
...to admit the quantity of light required to form the second spectrum. Light, entering the round hole near E, strikes against the right-angled prism which...placed in a suitable position with reference to the round hole, its spectrum will be obtained, and will be seen on looking through it. F shows the position... | |
| sir Henry Enfield Roscoe - 1869 - 396 pages
...to admit the quantity of light required to form the second spectrum. Light entering the round hole near e strikes against the rightangled prism which...compound prism. If any incandescent object is placed in u suitable position with reference to the round hole, its spectrum will be obtained, and will be seen... | |
| Henry E. Roscoe - 1869 - 372 pages
...to admit the quantity of light required to form the second spectrum. Light entering the round hole near e strikes against the rightangled prism which...the apparatus, and is reflected up through the slit belongiug to the compound prism. If any incandescent object is placed in a suitable position with reference... | |
| sir Henry Enfield Roscoe - 1870 - 452 pages
...admit the quantity of light required to form the second spectrum. Light entering the round hole near c strikes against the rightangled prism which we have...placed in a suitable position with reference to the round hole, its spectrum will be obtained, and will lie seen on looking through it. /shows the position... | |
| Edward Nugent - 1870 - 304 pages
...is reflected through the slit to the compound prism. If any incandescent object be suitably placed with reference to the aperture, its spectrum will be obtained, and will be seen in looking through the eye-piece. The position of the field lens is shown at F (Fig. 114). G is a tube... | |
| Jabez Hogg - 1871 - 808 pages
...spectrum. A light entering the round holĀ» near B, strikes against the right-angled prism, which wb have mentioned as being placed inside the apparatus,...to the compound prism. If any incandescent object be placed in a suitable position with reference to the round hole, its spectrum will be obtained, p... | |
| sir Henry Enfield Roscoe - 1873 - 550 pages
...to admit the quantity of light required to form the second spectrum. Light entering the round hole near e strikes against the rightangled prism which...placed in a suitable position with reference to the round hole, its spectrum will be obtained, and will be seen on looking through it. / shows the position... | |
| Henry Enfield Roscoe - 1873 - 542 pages
...to admit the quantity of light required to form the second spectrum. Light entering the round hole near e strikes against the rightangled prism which...placed in a suitable position with reference to the round hole, its spectrum will be obtained, and will be seen on looking through it. / shows the position... | |
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