<p>Egg of the butterfly Melanargia galathea (artificial black background).
Scale : egg diameter ~ 1mm
</p><p><br>
Technical settings : 
- focus stack of 39 images
</p>
- microscope objective (Nikon achromatic 10x 160/0.25) on bellow
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/9082612@N05">Gilles San Martin</a>
CC BY-SA 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/9082612@N05/4890857800">Melanargia galathea egg</a>