Archived posting to the Leica Users Group, 2001/05/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]> 'Hybrid aspheric' means having a piece of moulded plastic aspheric element > adhered to a conventional (spheric) glass element, rendering the combo > 'aspheric'. Many, if not most, consumer zoom lenses are made in way; not > so much for superior optical quality but mostly for the more > compact designs > this technology offers. Why would it be more compact? Isn't an optical element exactly the same physical size no matter what the material?