Joint Strike Fighter Image Gallery 2 STOVL Strike Fighter (SSF) 1987-1994 Common Affordable Lightweight Fighter (CALF) 1993-1994 Gallery 1 | Gallery 2 | Gallery 3 | Gallery 4 | Gallery 5 | Gallery 6 | Gallery 7 | Gallery 8
	Lockheed subscale test vehicle built for the STOVL Strike Fighter (SSF) and Common Affordable Lightweight Fighter (CALF) programs
	NASA tests of the Lockheed SSF/CALF lift fan concept to demonstrate its feasibility to the USMC and USAF
	Lockheed lift fan being tested at the NASA Ames Research Center during the ASTOVL/SSF/CALF studies
	Lockheed ASTOVL/SSF/CALF concept with a lifting fan being tested at a NASA Ames wind tunnel
	Lockheed stealthy, supersonic fighter suitable for conventional and STOVL applications looking much like the eventual F-35 with canards
	McDonnell Douglas proposal designed to meet the Common Affordable Lightweight Fighter (CALF) requirements
	Early Boeing design study for a CALF demonstrator meeting conventional and STOVL requirements
	Boeing CALF studies including a tailless design fitted with wingtip ruddervators
	CALF design proposal offered by Boeing to meet USAF and USMC future fighter needs

Gallery 1 | Gallery 2 | Gallery 3 | Gallery 4 | Gallery 5 | Gallery 6 | Gallery 7 | Gallery 8