Through a Microscope Something of the Science Together With Many Curious Obser
Through a Microscope Something of the Science Together With Many Curious Obser
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In our eReader you can find the full English version of the book. Read Through a Microscope Something of the Science Together With Many Curious Obser Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Through a Microscope Something of the Science Together With Many Curious Obser
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To quickly assess the difficulty of the text, read a short excerpt:
To the back is attached a cork by means of a piece of thin metal as shown \njig. 2. Through this cord slides a rod on which slides an- other cork. A piece of brass wire has one end 97 9 8 A HOME-MADE MICROSCOPE.
wound round the upper cork while the other end projects as an arm at right angles to the rod, and this projecting end sharpened and upturned, passes FIG. I.
through holes drilled in the handle of the magni- fier, and thus supports it. The lenses are focused, /. E. Brought to the right d...istance from the object viewed, by sliding the cork up and down on the rod.
HOW TO SEE A DANDELION.
99 The object rests on a piece of glass laid over the hole in the top of the box. A piece of wood covered with white paper and placed below the object at an angle of about forty-five degrees answers for a reflector to illuminate those objects through which the light can pass. The pure white surface is bet- ter for the purpose than a mirror.
Q FIG. 2.
The most delicate part of the construction is making the holes in the corks for the rod to slide through.
What to read after Through a Microscope Something of the Science Together With Many Curious Obser?
You can find similar books in the "Read Also" column, or choose other free books by Samuel Wells to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
To the back is attached a cork by means of a piece of thin metal as shown \njig. 2. Through this cord slides a rod on which slides an- other cork. A piece of brass wire has one end 97 9 8 A HOME-MADE MICROSCOPE.
wound round the upper cork while the other end projects as an arm at right angles to the rod, and this projecting end sharpened and upturned, passes FIG. I.
through holes drilled in the handle of the magni- fier, and thus supports it. The lenses are focused, /. E. Brought to the right d...istance from the object viewed, by sliding the cork up and down on the rod.
HOW TO SEE A DANDELION.
99 The object rests on a piece of glass laid over the hole in the top of the box. A piece of wood covered with white paper and placed below the object at an angle of about forty-five degrees answers for a reflector to illuminate those objects through which the light can pass. The pure white surface is bet- ter for the purpose than a mirror.
Q FIG. 2.
The most delicate part of the construction is making the holes in the corks for the rod to slide through.
What to read after Through a Microscope Something of the Science Together With Many Curious Obser?
You can find similar books in the "Read Also" column, or choose other free books by Samuel Wells to read onlineMoreLess
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