HD Pentax-D FA 150-450mm F4.5-5.6 (APS-C)


The Pentax-D FA 150-450mm lens has been designed for use will full-frame cameras, but it is of course also compatible with APS-C bodies, on which it provides a narrower field of view with better corner-to-corner performance.  Its full specifications are listed in the table below.

Engraved Name HD Pentax-D FA 1:4-5.6 150-450mm ED DC AW
Optical Formula
18 elements in 14 groups
1 Super ED, 3 ED
Image Circle Full frame
Image Stabilization No (in-body)
Auto-Exposure Support Yes
Construction All-metal barrel
Field of View (Diagonal) 16.5 to 5.5° (Full frame)
10.7 to 3.6° (APS-C)
Aperture Range F4.5 - F22 (150 to 300mm)
F5.6 - F27 (300 to 450mm)
Aperture Blades 9, rounded
Aperture Ring No
Max. Magnification 0.22x
Focus Type Autofocus (DC only)
Quick Shift Yes
Minimum Focusing Distance 200 cm (6.6 ft)
Internal Focus  Yes
Filter Thread Diameter 86mm
Cap Dedicated pinch-type
Hood Detachable bayonet hood PH-RBA86 (plastic)
Case Included (HS120-270)
Diameter x Length 95 x 241.5 mm (3.7 x 9.5 in.) at 150mm
Weight 2000 g (70.5 oz.) w/o hood
2130 g (75.1 oz.) w/ hood
2325 g (82.0 oz.) w/ hood & tripod mount
Pentax Mount Designation KAF3
Weather Sealing Yes
Price (MSRP) $2499.95
Launch Date May 2015
Origin Assembled in Vietnam

Note that firmware updates are required for the Pentax K-S1, K-S2, and K-3 for full compatibility and optimal focusing with this lens.  Older cameras will not fully support all of lens's focusing features.

As the Pentax full-frame DSLR is not due for release until late 2015, the tests that follow over the course of the following pages were performed with current APS-C bodies.

facebook.com/PentaxForums PentaxForums @PentaxForums News | Reviews | Forum

Support Pentax Forums Donate to Pentax Forums Support Pentax Forums