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MICSCAPE Exploring the miniature world Issue 140: June 2007.
Image
left: The diatom Trigonium
dobreeanum var. novazealandiae; one of the many attractive diatoms
that can found at the famous diatom site at Oamaru. Photo by
Richard Carter. |
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Micscape Contacts Micscape submission guidelines. Microscopy-UK
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Oamaru diatoms - David Richman (USA) and Richard Carter (China) present an introduction to this famous diatom site; the article includes a wide selection of images of typical diatoms. A selection of resources are also given to learn more. (In downloadable Acrobat pdf format as well as Web version, for easy printing if desired.) Review of two eBay sourced microscope digital eyepiece cameras - Paul Wilton (UK) assesses two models commonly seen on eBay for stills and video performance; a 2 and a 5 megapixel camera are tried. A novel method for making miniature lenses - Alvaro Amaro de Azevedo (Brazil) presents a simpler technique he has developed for making these lenses, presented in an easy to follow illustrated format. (In downloadable Acrobat pdf format, for easy printing if desired.) Insight into the fascinating world of magmatic crystals. Light and electron microscopy of accessory zircon - Robert Sturm (Austria) presents an illustrated article on the features of this mineral. Water immersion phase contrast - Robert Pavlis (USA) describes the advantages of this less well known variant of phase, illustrated with the affordable LOMO example of this type of objective. A trip into the past: part 6 - Richard Howey (USA) continues his affectionate look at the quirky aspects of some past American natural history magazines. A close-up view of the 'unsightly weed' curly dock - Brian Johnston (Canada) takes a macro and microscopic tour of this overlooked but attractive plant. Micro-hitchhikers: A look at a tropical sea urchin spine - Richard Howey (USA) presents an illustrated essay on the defence mechanisms of sea urchins and some of the fascinating creatures that can be found on them. K2 Luxeon Star LED update - Howard Webb (USA) shares an update of an earlier project and describes a better power supply that he has made. A close-up view of the Hydrangea - Brian Johnston (Canada) takes a macro and microscopic tour of this attractive garden plant. Topical Tip: A simple flash / tungsten lighting setup for a microscope with built in base lamp - David Walker (UK) tries a simple but effective variant of the angled glass plate design for use on his Zeiss stand. Also see our new monthly cartoon by Jon Cantin below. June 14th: The free downloadable version of the June issue is now online. See Archive section below.
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