Stereo microscope light ring using neopixel LEDs

The idea started from https://www.thingiverse.com/thing:2331410 but:
I am using a 0.5x lens to lower the magnification
In preliminary tests my opinion was that the light from only one ring is not enough and I used two adafruit neopixel rings .

So I designed a new system of fixing in the channel of the 0.5X lens and modified the LED casing. Now it is a two part system one is on the lens made in black PLA and another one is the case for Neopixel LED rings printed in clear PLA used also for