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Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF Lens

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Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF lens

Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF lens

Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF lens

MTF-charts

Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF MTF Chart

Optical design

Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF optical design

Format: 35mm SLR

Type: Zoom lens

Focusing: Auto Focus (AF)

Lens mounts: Pentax K

Optical design: 16 elements in 13 groups, 2 aspherical elements

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Average price: $447

Specifications:

Focal lengthMax. apertureMin. apertureBladesMin. Focus (m.)Filter Ø (mm.)Weight (gr/oz)Length (mm/in)
18mm - 250mmf/3.5 - f/6.3f/2270.4562455/1685.5/3,4

Additional information:

The Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF is a rather versatile zoom lens. It features a wide range of equivalent focal lengths of 27.5 - 383 mm in 35 mm format.

Its light weight and compact size are appreciated by travelers and photojournalists.

The lens comes complete with a petal lens hood, preventing flare when shooting against the light. A special internal focusing (IF) mechanism lens provides fast and accurate autofocusing. The non-rotating front lens enables a convenient use of a polarizing filter.

It is ideal for landscape, portrait, sports and wild life photography without changing the lens. 

The Pentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF pros:

  • Universal range of focal lengths;
  • Light weight;
  • Compact size;
  • High image quality;
  • Price;
  • Build quality.

ThePentax SMC DA 18-250 mm f/ 3.5-6.3 ED AL IF cons:

  • Considerable distortions at 18 mm;
  • Slightly inconvenient lock button;
  • Visible vignetting;
  • Operation speed.

With 14x zoom, the lens is ideally suitable for Pentax digital SLR cameras. The lens is rather versatile and can be used for both wide-angle and telephoto photography.


Links to online resources:
Posted by: KleoY   Date of publication: 22.01.2011


Mechanical quality4.002
Optical quality3.002
Usability5.002
Pricing / Value4.002
Bokeh3.002
Overall lens rating
3.80

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