Apr 24, 2017 ... Working distance and magnification are typically inversely proportional. ... specimens placed between a light source and the objective lens.

Examine the range of working distance values available in modern Nikon CFI60 objectives.

As the power of the objective lens increases the working distance decreases from ... This objective lens provides the lowest magnification = = Low power This ...

Optical microscopes use a combination of objective and ocular lenses ... of an objective lens include the numerical aperture and the working distance.

Objective lenses are the most complex part of the microscope due to their ... Achromatic objectives are the simplest, least expensive and most common objectives used. ... in addition to a higher numerical aperture and long working distance.

... you can see at least a 25% dip in intensity between them (Rayleigh criterion). ... Working distance is “… the distance between the objective front lens and the top ... the working distance of an objective decreases as magnification increases.

Turn the revolving turret (2) so that the lowest power objective lens (eg. ... Adjust the distance between the eyepieces (4) until you can see the sample clearly ...

The Working Distance (WD) of an objective is the distance from the front lens ... covering the visible range would have a spectral range of at least 400 to 700 nm.

Before deciding on the type of illumination setup to work with, consider the .... The JIS standard has a 170mm distance from objective flange to eyepiece .... Achromatic objectives are among the simplest and least expensive of objectives.

The objective illustrated in Figure 1 is a 250x long working distance ... The least expensive (and most common) objectives, employed on a majority of laboratory ...