Tremenda calidad la de este cristalito a máxima abertura y en buena parte de su rango:
http://farm7.static.flickr.com/6122/...2ed2a45c_b.jpg
http://farm7.static.flickr.com/6016/...c586249c_b.jpg
http://farm7.static.flickr.com/6131/...33e2e8f2_b.jpg
http://farm7.static.flickr.com/6139/...dcb6b177_b.jpg

