NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Kelvin Hughes Sextant
From: Fred Hebard
Date: 2014 Nov 16, 23:25 -0500
From: Fred Hebard
Date: 2014 Nov 16, 23:25 -0500
Post some photographs. Fred Hebard mbiew@comcast.net On Nov 16, 2014, at 10:56 PM, Jerry Gorman wrote: > Hi As a yachtsman new to astro nav, I acquired a Kelvin Hughes sextant serial no 50117, it's grey ex admiralty. In the box is a fairly large dia lens which is the one I use as well as a telescopic eyepiece with 2 changeable lenses one has a pair of parallel lines the other 2 pairs of lines at 90 degrees. These invert the image. What are they used for. Also I have 2 shaded what appear to be replacement lenses not screwed and don't appear to fit anywhere. Can anyone explain the purpose of these please . Thanks Jerry Gorman > > > > > >
