View Single Post
  #12   Report Post  
Posted to uk.d-i-y
Jules[_2_] Jules[_2_] is offline
external usenet poster
 
Posts: 1,668
Default What spirit level?

On Mon, 14 Sep 2009 21:01:44 -0700, 1501 wrote:

On 14 Sep, 22:47, Limey Lurker wrote:
Â* Â* Â* Â* Â*the lenses have some spherical aberration which causes


the lines to curve.

Really? How the Hell does that happen, then?


Presumably, close proximity to a black hole.


Or a very fat person. Careful the level doesn't fall into orbit around
them.