Submitting this article for consideration.
Here is a complete index of stuff I've written:
https://drive.google.com/open?id=0B7ckZ ... nFYVDJSRW8
Carl
Adding Simple Darkfield Stop to a Nikon Dovetail Condenser
Adding Simple Darkfield Stop to a Nikon Dovetail Condenser
Last edited by carlh6902 on Mon Aug 14, 2017 8:08 pm, edited 1 time in total.
--- If you're in the Kansas City area and you need help with an Olympus BH-2 scope, PM me. I love to work on these things ---
Re: Adding Simple Darkfield Stop to a Nikon Dovetail Condenser
A different method is to use 'Blue Tack' it works wonders.
Thank you
Best regards
exmarine
uses Watson 'Service' 1950 compound.
uses Watson Stereo 1960 ish.
Best regards
exmarine
uses Watson 'Service' 1950 compound.
uses Watson Stereo 1960 ish.
Re: Adding Simple Darkfield Stop to a Nikon Dovetail Condenser
Many DIY methods work well up to NA 0.65 (common for 40x objective). Above that, you really need an oiled darkfield (cardioid or paraboloid) condenser, for decent imagery.