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" To use this instrument, insert g like an eyepiece in the microscope tube, taking care that the slit at the top of the eyepiece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place the object... "
The Microscope: Its History, Construction, and Application, Being a Familiar ... - Page 249
by Jabez Hogg - 1911 - 704 pages
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1870 - 514 pages
...the slit at the top of the eyepiece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkiihn and darken well if opaque, or by side-reflector...
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Cyclopadic Science Simplified

John Henry Pepper - 1869 - 722 pages
...slit at the top of the eye-piece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkuhn and dark well if opaque, or by side reflector,...
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Spectrum Analysis -- Six Lectures

Henry E. Roscoe - 1869 - 372 pages
...the slit at the top of the eyepiece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberktihri and darken well if opaque, or by side-reflector...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1869 - 396 pages
...the slit at the top of the eyepiece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkuhu and darken well if opaque, or by side-reflector...
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Optics: Light and Sight Theoretically and Practically Considered, with Their ...

Edward Nugent - 1870 - 304 pages
...the slit at the top of the eye-piece is in the same direction as the slit below the prism. Screw on the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror, if transparent ; with mirror lieberkuhn and dark well, if opaque, or by side reflector,...
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1873 - 542 pages
...the slit at the top of the eyepiece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkiihn and darken well if opaque, or by side-reflector...
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Cyclopædic science simplified

John Henry Pepper - 1877 - 764 pages
...slit at the top of the eye-piece is in the same direction as the slit below the prism. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkuhn and dark well if opaque, or by side reflector,...
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How to work with the spectroscope

John Browning (F.R.A.S.) - 1878 - 80 pages
...is applied. To use this instrument, insert G, like an eye-piece in the Microscope tube. Screw on to the Microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and lieberkiihn and dark well if opaque, or by side reflector,...
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Once a Week

Eneas Sweetland Dallas - 1870 - 532 pages
...top of the eye-piece is in the same direction as the slit below the prism. Screw on the m'croscope the object-glass required, and place the object whose...spectrum is to be viewed on the stage. Illuminate with stage-mirror — i, if transp arent ; with mirror, lieberkuhn,and dark well, if opaque ; or by sidereflec...
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Every boy's book: a complete encyclopædia of sports and amusements, ed. by ...

Every boy - 1881 - 932 pages
...is npplied. To use this instrument, insert o, like an eye-piece in the microscope tube. Screw on to the microscope the object-glass required, and place...spectrum is to be viewed on the stage. Illuminate with stage mirror if transparent, with mirror and Lieberkiihn and dark well if opaque, or by side reflector,...
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