Pentax K Series K-r Lens Compatibility with the Built-in, Flash

Lens Compatibility with the Built-in	179
Flash

Depending on the lens used with the W, even if a lens without a hood is attached, the use of the built-in flash may not be available or may be limited due to vignetting.

DA, DA L, D FA, FA J, and FA lenses not listed below can be used without problems.

* The following lenses were evaluated without a hood.

Unavailable due to vignetting

Lens Name

DA FISH-EYE 10-17mm F3.5-4.5ED (IF)

DA12-24mm F4ED AL

DA14mm F2.8ED (IF)

FA300mm F2.8ED (IF)

FA600mm F4ED (IF)

FA250-600mm F5.6ED (IF)

Available depending on other factors

Lens Name	Restrictions
F FISH-EYE 17-28mm F3.5-4.5	Vignetting may occur if the focal length is less
	than 20 mm.
	When the focal length is less than 28 mm or
DA16-45mm F4ED AL	when the focal length is 28 mm and the
	shooting distance is 1 m or less, vignetting
	may occur.
DA16-50mm F2.8ED AL (IF) SDM	When the focal length is 20 mm or less or when
	the focal length is 35 mm and the shooting
	distance is less than 1.5 m, vignetting may occur.
	When the focal length is less than 24 mm or
DA17-70mm F4AL (IF) SDM	when the focal length is 24 mm and the shooting
	distance is 1 m or less, vignetting may occur.
DA18-250mm F3.5-6.3ED AL (IF)	Vignetting may occur if the focal length is less
	than 35 mm.
FA28-70mm F2.8AL	Vignetting may occur if the focal length is 28
	mm and the shooting distance is less than 1 m.
FA SOFT 28mm F2.8	Built-in flash always discharges fully.
FA SOFT 85mm F2.8	Built-in flash always discharges fully.

5

the Using Flash