After roughly focusing with the coarse adjustment knob, turn the fine adjustment knob to sharply focus the image. ... Updated April 30, 1998...
www.newton.dep.anl.gov/teachers/micro/p6.htm
The coarse adjustment knob is the first device for focusing. With the scanner objective (4X) in place, this knob is used to determine a sharp focus. All other objectives should be in "near focus" when rotated into position and will only need the fine adjustment for a sharp image.
www.newton.dep.anl.gov/teachers/micro/p5.htm
Definition and other additional information on Fine Adjustment knob from Biology-Online.org dictionary. ... Dictionary » F » Fine Adjustment knob...
www.biology-online.org/dictionary/Fine_Adjustment_knob www.biology-online.org/dictionary/Fine_Adjustment_knob
The fine adjustment of a compound microscope could move the body tube down or the stage up in tiny distances to help you focus in HIGH power.
http://wiki.answers.com/Q/What_is_the_fine_focus_adjust...
Bosch Fine Adjustment Knob RA1002 - User Rating: 4 stars. Review Summary: A simple. binary decision, have a Bosch? Under a table? Get it. Pros: Helps when using a router under a router table Cons: only works with some Bosch model routers Updated Feb 11 '03 - Epinions.com ... Pros: Helps when using a router under a router table;
www.epinions.com/content_89751588484
Each part of a microscope is identified and it's operation explained ... Once the image is sharp with the low power lens, you should be able to simply click in the next power lens and do minor adjustments with the focus knob. If your microscope has a fine focus adjustment, turning it a bit should be all that's necessary.
www.microscope-microscope.org/basic/microscope-parts.ht... www.microscope-microscope.org/basic/microscope-parts.htm
Coarse and Fine Adjustment Knobs...
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A coarse and fine adjustment focusing apparatus secured to a microscope body for moving a movable member includes a sun gear secured to a fine adjustment knob shaft, an internal gear unrotatably provi ... a sun gear secured to a fine adjustment knob shaft;
www.freepatentsonline.com/5689366.html
The coarse/fine adjustment coaxial handle for feeding microscope stage comprises a feed screw shaft, a tubular member rotatably fitted over the feed screw shaft and equipped with a disc plate fixed thereto, a fine adjustment handle rotatably fitted over the tubular member and surrounding the disc plate, a ...
www.patentgenius.com/patent/4919001.html
A coarse and fine adjustment focusing apparatus secured to a microscope body for moving a movable member includes a sun gear secured to a fine adjustment knob shaft, an internal gear unrotatably provided on the same axis as the fine adjustment knob shaft, a first planetary gear meshing with both the sun gear ...
www.patentgenius.com/patent/5689366.html