Dining en route to a destination tends to be a cheerless matter of relieving hunger or boredom. Michael C. Fina aims to make those meals a more memorable part of the journey with a new line of tableware for yachts and private jets. The Hemisphere Marine Blue Collection ($78 to $312 per piece, michaelcfina.com) is thinner and lighter than most porcelain, with a larger foot for increased stability and generous rims to catch sloshes. Hemisphere, a classic pattern made by the French porcelain house Jean-Louis…