The DA 16-45mm features a 3X zoom ratio with focal lengths covering ultra-wide angle to normal ranges, incorporates a high-refraction extra low dispersion (ED) glass element to produce a high-resolution, high-contrast image with true-to-life color rendition, and aspherical lens elements to help transmit the light more efficiently through the lens to the image sensor. The smc P-DA 16-45mm f/4.0 ED/AL is well-suited for advanced amateurs and professionals.
SpecificationsSupport
Lens mount:

- PENTAX KAF mount

Lens construction:

- 13 elements in 10 groups (two aspherical lens)

Angle of view:

- 83° - 35° (when used with PENTAX Digital SLR camera body)

Diaphragm control:

- Fully Automatic

Number of aperture blades:

- 6

Minimum aperture:

- F22

Metering system:

- TTL open-aperture metering

Minimum focusing distance:

- 0.92 ft (0.28m)

Filter size:

- 67mm

Maximum magnification:

- 0.26X

Dimensions (diameter x length):

- 2.8 x 3.6 inches (72 x 92mm)

Weight (w/o hood):

- 12.9 oz (365g)

Click here to download the entire specifications manual.

 

DA Lens Instruction Manual
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