This stands for Short Take Off and Vertical Landing. The plan as of early 2011 was that the Marine Corps would purchase 340 of the F-35B and 80 of the F-35C while the Navy would purchase 260 of the F-35C.
Yes its the VSTOL variant and in order to provide this capability an additional Shaft Driven Lift Fan is added to the fuselage behind the cockpit to generate lift.

F-35b vs f-35c. A lone Navy F-35C costs a mind-boggling 337 million. Anonymous not verified - 3rd February 2008 at 1650 Which model of the F-35 would you select to replace the F-111 is RAAF Service. The first F-35 flight was powered by a GE Rolls-Royce F136 engine.
This is the jump jet version that can operate out of very small airfield or off the deck of carriers that do not have catapults. F-35B and F-35C. The F-35B was inaugurated in October 2011.
Regarding the STOBAR carriers the elevators on both appear to be just large enough to handle folded-up Mig-29Ks and the F-35BRafaleM dont have wing-fold. The five squadrons of Marine F-35Cs would be assigned to the Navy carrier air wings while the F-35Bs would be used on amphibious ships and ashore. In particular the F-35B is an actual air-combat fighter of formidable capability.
Navy F-35Cs will mature with Block 4 software upgrades. Peter Ong story with additional reporting by Xavier Vavasseur. F-35C is probably too heavy for a ramp.
Basically the shape of the F-35B is the same as that of the F-35A. Video footage of F-35B and F-35C test flights compiled for Tailhook 2012. The F-35A uses an aerial refueling receptacle similar to that of the F-22.
This one is intended for catapult launches and short trap landings. The Harrier is seldom flown COTL its brakes are very marginal the F-35B is seldom flown VTOL although it has 100 greater combat radius in VTOL than the Harrier. The C variant of the F-35 was designed to be the US Navys first stealth fighter Picture.
The F-35B is far closer in capability to the F-35A than the AV-8B was to the F-16C. However to provide the Lightning II with a vertical landing capability it can tilt the nozzle of the main engine down. The F-35B and F-35C have an aerial refueling probe on the right side of the forward fuselage.
Doors on top of and below the fuselage open when this lift fan is deployed. While this is true its important to consider the roles of the aircraft. The F-35B is the STOVL version.
The change accommodates the probe-and-drogue style refueling method used by the USMC and USN and Royal Air Force and Royal Navy aircraft. The F-35C Fighter Jet. A few days ago I wrote a post about the F-35 Lightning II is a fifth-generation single-seat single-engine stealth multirole fighter that will also equip the Aeronautica.
A single Air Force F-35A costs a whopping 148 million. Marine Corps F-35Bs and US. One Marine Corps F-35B costs an unbelievable 251 million.
As for IAC-2 that depends on whats still in production when India finally gets around to it. With the exception of an unexplained spike to 70 percent mission capable in August 2018 the F-35C. The F-35C is the carrier varriant.
But Full F-35 Production Waits for the Biden Administration to Make Key Production Decisions. The F-35B mission capable rate has generally been between 40 and 50 percent. Additionally it has a lift fan behind the canopy.
However to accommodate this fan the B variant sacrifices about a third of As fuel volume greatly reducing its range and is limited to only 7g. The F-35 jet has three variants. Furthermore The F-35B like the Harrier is a COTLSTOLSTOVLVTOL capable aircraft with weapons.
The F-35A conventional take off and landing CTOL variant the F-35B short take offvertical landing STOVL variant and the F-35C carrier variant CV. Footage 0005 -- 0006 is computer generated. Meanwhile the number of foreign operators of F-35B is growing.
Navy is continuing to buy the Boeing FA-18EF Super Hornet at reduced rates while increasing its buy of Lockheed Martin F-35C Joint. The critical design review was completed in February 2008. The F-35C took off on its first flight in November 2011.
The F-35A fighter aircraft was sent to Eglin Air Force Base in October 2011 and was in functional testing.
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