Here's a comparison of the older #StarTrekTNG tricorder model ("Booby Trap"⬅️) and the latest model (during filming of season 4, "The Mind's Eye"➡️). They are both still labeled "TR-560 Tricorder VI" but the differences are pretty evident.

Just signed up for the Mastodon! Perhaps I'll find my beloved Jean Luc here. But where is Mr. Homn with my luggage? #AllStarTrek #StarTrek #StarTrekTNG #StarTrekDS9 #DS9 #Mastodon @allstartrek