Essays Tagged: "Eyepiece"

stomata distribution in a dicot leaf

n the upper surface.In order to carry out the experiment 3 methods were used:(1) Calibration of the eyepiece graticule- done in order to work out field of view area.(2) Counting of the stomata using t ... iew area.(2) Counting of the stomata using the microscope.(3) Calculating stomata density.Equipment:Eyepiece graticuleMicroscopeStage micrometerDicotyledonous leaf ? ivyClear nail polishGlass slideCle ...

(4 pages) 34 0 4.2 Apr/2002

Subjects: Science Essays > Biology > Plant Biology

This is on Reflecting telescopes, how they work, etc.

the light from the sky to a flat, smaller mirror (or sometimes prism), that diverts the light to an eyepiece located on the side of the tube. In the Cassegrain design the light reflects back through a ...

(1 pages) 38 1 3.6 Mar/2004

Subjects: Science Essays > Astronomy

Fibre optics is the transmission of light through fibres or thin glass rods with a high refractive index over a distance.

light is shone down the endoscope and reflected back up the bundle of fibres and viewed through an eyepiece by the endoscopist. Originally endoscopes were only used for diagnosis. However they can no ...

(1 pages) 32 0 5.0 Sep/2004

Subjects: Science Essays > Technology

Light Microscope and Electron Microscopes

appears to be under the microscope than it is in real life.Overall magnification = Objective lens x Eyepiece lensResolution is the ability to distinguish between two points on an image.· ... h the specimen and into an 'objective', which magnifies the subject before it is viewed through the eyepiece. Certain components of the tissue, such as nerves or a protein, can be seen by staining the ...

(4 pages) 32 0 0.0 Mar/2005

Subjects: Science Essays > Biology

Astronomy

g to be the world's largest telescope. Interferometry is what is used to refract the light into the eyepiece so that the astronomers can see things on the moon that are as small as 3 feet long. The as ...

(1 pages) 16 0 1.0 Nov/2001

Subjects: Science Essays > Astronomy

Hubble Telescope

the end of its tube. The mirror receives light, focuses an image and reflects the image back to the eyepiece. The eyepiece is mounted on the side of the telescope so the viewer will not block the ligh ... ing Telescope: The Refracting Telescope uses a convex lens to collect light and focus an image. The eyepiece is mounted on the end of the telescope tube. When people think of a telescope, this is the ...

(1 pages) 1055 0 0.0 Feb/2008

Subjects: Science Essays > Astronomy

Investigating the Compound Microscope

Aim:To investigate and understand the effects of two convex lenses – the objective and the eyepiece lenses – being placed apart forming a magnified image.Theoretical Background:Light mic ... t is possible to magnify any object. The light microscope is basically made up of 5 components, the eyepiece lens (also known as the ocular lens) the objective lens, stage, focus and the light source. ...

(7 pages) 988 0 0.0 Oct/2008

Subjects: Science Essays > Technology