Glass, Metal and Silicium

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2011
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2010
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2009
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  - Servicing an m42 Planar 50/1.8 to put it into manual aperture mode
    07/29/09
    This is an 50/1.8 M42 planar lens, designed by Carl Zeiss (Oberkochen, not Jena) and built by Rollei in Singapore.
    This one is branded as Ifbagon, but it is also available under the "Rollei - Design by Carl Zeiss" and "Voigtländer Color-Ultron" labels.
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2008
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2007
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2006