Sperm under microscope

You can t see a human spermatozoa without a microscope because it measures only 50 microns, that is 0. 05mm or 0. 002 inch. The smallest thing the unaided human eye can resolve is 0. 1mm so forget about seeing sperms without a microscope. Interesting to note that out of an estimated 25300 million spermatozoa in a single ejaculation, only one gets to fertilise the egg. Aren t we all winners Interesting links: Music: Comfort Mystery1 film noire. YouTube free music library resource.