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  • HD Pentax 20-40 Limited
  • HD Pentax 20-40 Limited
  • HD Pentax 20-40 Limited

HD PENTAX-DA 20-40 F2.8-4 ED Limited DC WR

???? ????? ? ??????? ?????-??????? ?? ??????? Limited, ????????? ? ?????????????? ?? ??????? ???????? ? ??????????? ?????? ???. ??? ????????? ? 2? ????? ???????? ? ??????? ??????? ?????????? ?? ??????? ??????????? ?? ??????????, ? ?????????? ?????? ?? F2.8 ? ??????? ????. ? ?????????? ??? ?????????? HD ?? ???????? ????????? ? ??????? ???????? ?????????, ??? ? ??????? ? ???????? ?? ?????????? ??????? ??????, ?? ????? ??? ? ??????? Limited, ? ? ?????? ? ???? ??????? ?? ????????? ???????????? ?? ????????????? ? ???????? AF ?????. ???? ?? ?????? ?? ??????? ???????, ???????????????? ???????????, ???? ? ??? ??????????? ?????????????? ???????.

??????? ??????????????

1. ??????? ????? ??????? ?? ??????? Limited

??? ?????? ??? ???? ?????????? ?? 20mm ?? 40 ?????????, ???? ??????? ???????? ??????? ?????????? ?? 30.5 mm ?? 61.5 mm (? 35?? ??????), ?????? ? ???????? ?? PENTAX ?????? ??????????. ??? ????????? ???-????? ???????????? ??????? ??????????, ?????????? ?? ????? ????????? ??????????, ????? ?? ????? ??????? ????? ?? ???????? ???? ? ??????????? ????????.

2. ??????????? ?? ?????????????? ???????? ?? ????????? ?? Limited ???????

???????????? ??????????? ?? ??????? Limited, ???? ??????? ? ?????????? ? ??????? ???????????, ????? ?????????? ????????? ?? ?????????, ???? ???????????? ?????????? ???????????? ? ????? ???????? ?? ??????????.

3. ???-???????????? ??????? ??????????

????????? ? ? ????????????? ?? PENTAX HD ???????? – ????????????????, ??????????? ????????, ????? ???????? ??????????? ??? ??????? ????????? ??????? ?? ??-????? ?? 50 ???????? ?? ???? ?? ???????????????? ??????????? ????????. ???? ????????? ?? ??????????? ?? ????? ????, ?????? ?????????? ??????????? ??? ?????????, ???? ? ??? ?????????????? ??????? ???? ???????? ????????.

4. ??????? ???????? ?? ?????????? ??????? ??????? ?? ??????? Limited

???? ??????? ? ??????? ?? ??????? Limited, ????? ? ? ????????? ?? ?????????? ??????? ???????????, ??? ????? ????????? ??????????, ??????????????? ?????????? ?? ???? ? ????? ? ????????.

5. ?????

  • ?????? ? ??? ?????, ???????????? ?? ?????????? ?????.
  • ???????? ?????? ?? ???????? ?? ??????? ? ???? ????.
  • ???????? ????????? Quick-Shift Focus System, ????? ????????? ?????????? ?? ?? ??????? ? ????? ????? ???? ???? ?????? ? ??? ????????? ?? ?? ?????? ?? ???????.
  • SP (Super Protect) ???????? ?? ??????????? ?? ??????? ??????? ?? ???? ? ????????.
  • ????? ?? ???????? ??? ????? ????.

6. ?????????? ??????????????

Focal Length20-40mm
Equivalence in 35mm format30.5-61.5mm
Maximum ApertureF2.8-4
Minimum ApertureF22-32
Lens Construction9 elements in 8 groups
Angle of View70-39°
Lens MountKAF3
Minimum Focusing Distance0.28m (0.9 ft.)
Maximum Magnifi cation0.20×
Filter Diameter55mm
Diaphragm controlFully automatic
Number of Diaphragm Blades9 Rounded aperture (20mm: F2.8-4 40mm: F4-5.6)
Aperture ringN/A
OthersWeather Resistant
HD Coating
SP (Super Protect) Coating
Quick-shift Focus System
Maximum Diameter & Minimum LengthApprox.71mm x 68.5mm
WeightApprox.283g (with hood Approx.291g)