Human eye of the size of the pupil, regulation and suppression of the hormone melatonin and entrainment of the body clock. The eye is not shaped like a perfect sphere, rather it is a fused two-piece unit, composed of the anterior segment and the posterior segment. The anterior segment is made up of the cornea, iris and lens. The cornea is transparent and more curved, and is linked to the larger posterior segment, composed of the vitreous, retina, choroid and the outer white shell called the sclera. The cornea is typically about 11.5 mm (0.3 in) in diameter, and 1/2 mm (500
The Eye of Argon The Eye of Argon The Eye of Argon is a heroic fantasy novella that narrates the adventures of Grignr, a barbarian. It was written in 1970 by Jim Theis (August 9, 1953 – March 26, 2002) and circulated anonymously in science fiction fandom since then. It has been described as "one of the genre's most beloved pieces of appalling prose", the "infamous 'worst fantasy novel ever' published for fans' enjoyment," and "the apotheosis of bad writing", and has subsequently been used as part of a common science fiction convention party game. The novella was written in 1970 by Jim Theis,