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the old way the hard way

Posted: Mon Oct 23, 2017 1:17 pm
by highfnum
I bet you no one has tried this since the days of queen Victoria

I became Wah!'s merge program

tried to build image based on my view thru slit
my mind picked of gap correctly but put a slope on right with is not correct
Ha! you try it
handway.JPG
handway.JPG (98.36 KiB) Viewed 1399 times

Re: the old way the hard way

Posted: Mon Oct 23, 2017 2:32 pm
by Spectral Joe
"I bet you no one has tried this since the days of queen Victoria"

You lose, I do it on a regular basis, and with equipment from the period.
DSCN6142 (Small).JPG
DSCN6142 (Small).JPG (93.01 KiB) Viewed 1393 times

Re: the old way the hard way

Posted: Mon Oct 23, 2017 3:34 pm
by highfnum
Ok
Where is drawing

Re: the old way the hard way

Posted: Mon Oct 23, 2017 3:48 pm
by highfnum
Nice spectroscope
How old?

Re: the old way the hard way

Posted: Tue Oct 24, 2017 6:51 am
by Montana
Wow! that is a fantastic drawing, well done :bow :bow :bow
Alexandra

Re: the old way the hard way

Posted: Tue Oct 24, 2017 3:23 pm
by Spectral Joe
Got me there, I don't do drawings, just visually observe. The instrument is a Wm. Gaertner & Co. L4020 from 1905.

Re: the old way the hard way

Posted: Tue Oct 24, 2017 3:42 pm
by highfnum
Very cool
Wouldn't mind taking a peak thru it

Prism I assume?

Re: the old way the hard way

Posted: Wed Oct 25, 2017 11:05 am
by marktownley
Cool sketch John, cool equipment Joe!