title: Pentax SFX
text: # Pentax SFX
  
  The Pentax SF-X is a camera model from the Japanese Pentax brand that was manufactured by the Asahi Optical Co., Ltd. (called PENTAX Corporation since 2002). It is also known as the Pentax SF-1 in the United States, and was first produced in 1987. It was Pentax's second Autofocus 35mm SLR after the Pentax ME F. It was the world's first AF SLR with built-in auto flash.
  
  The SF-X comes from the same family as the slightly newer Pentax SF7/SF10.
  
  ## Features
  
  * Two auto-focus modes: single shot (focus priority) or continuous (servo)
  * Shutter speed range, from 30 seconds to 1/2000th sec and Bulb.
  * Exposure compensation
  * Auto bracketing
  * Interchangeable focusing screens
  * Built-in diopter adjustment
  * Motor drive transports at 1.8 frame/s
  * Built-in Retractable TTL-Auto Flash (RTF) with AF spot beam projector
  
  ## Exclusive Accessories (from SF1 Camera Sales Brochure)
  
  * Interval Data Back F:
  * Data Back F:
  * "AA" Battery Grip SF1:
  * Hotshoe Adapter F:
  * Cable Switch F:
  * Infrared Remote Release Cord F:
  