Exploring the miniature world
Issue 133: November 2006.
photomacrography feature by course students at
right by Brian Johnston:
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Köhler illumination for the LOMO microscope - Bill Resch (USA) describes how the affordable Brunel high intensity lamp can be improved for proper Köhler lighting.The Micropolitan Museum proudly presents the new Wing of the Insectarium: the Insect Portrait Gallery - the curator Wim van Egmond has opened a new extension to present his striking images of insect close-ups using software stacking methods to improve depth of field. (Close new browser window to return to mag index.)
A miniature variable compensator for older stands - Ian Walker (UK) shares an ingenious homemade design requiring no engineering skills that can sit on the eyepiece, made for a few dollars cf very expensive commercial compensators.
Potassium acetate crystals or, the disappearance thereof ... - Richard Haynes (USA) follows the fascinating sequence of patterns created by hygroscopic crystals of this chemical when viewed under polarised light.
Classic and antique diatom slides - David Richman (USA) shares an attractive selection of diatoms photographed from slides by famous mounters.
A gallery of benzoic acid photomicrographs (using polarized light illumination) - Brian Johnston (Canada) presents striking images that can be achieved using this chemical.
Notes on mica in the light train of a transmitted polarized microscope - Gordon Couger (USA) offers notes on sourcing and techniques for cleaving mica to prepare homemade variable compensators.
A close-up view of a member of three buttercups - Brian Johnston (Canada) explores the macroscopic and microscopic potential of these widespread but often overlooked flowering plants.
cultures and subcultures: Part I - Richard
Howey (USA) describes practical methods for culturing suitable
microorganisms obtained from freshwater habitats at home.
Silver birch in autumn: a basic peep into small seed dispersal - Paul James (UK) shares a photomacrographic study of interesting aspects of this common tree.
Christmas is coming .... so here's two books just published of potential interest ....
Book review: 'Drawing and painting plants' by Christina Brodie - Ian Walker (UK) reviews this book recently published by one of our site contributors. Includes instructions for drawing macroscopic plants e.g. mosses and lichens and plant sections enlarged under the microscope.
Book review: 'Under the microscope: A brief history of microscopy' - David Walker (UK) reviews this recently published book.