?? ???? ?? ?????????????? ????? ???? ????????? ?? ????? ??????? ???, ?? ?????????? ?? PENTAX ?? ?? ?????? ?? ????????, ???????? ?????? ? ????? ??????????. ?????? DFA 24-70 F2.8 ? ?? ???????? ??????? ???????? ?? DSLR? ?? K-???????, ????? ? ???????? ?? ???????? ?? ??????? ? ??? ?????? ? ???? ????, ??????? ???? ?? ?? ???? ?? ???-????????????, ?????? ???????? ?? ????? ???????????? ??????? ?? ???????? ???????? ????. ???????? ???? ?? ? ????????? ??????? ??????? ?? ???????? ?????????, ????? ?? ????????? ???????? ???????? ????. ??????????? ?? ?? ?????????, ?????????? ???????? ???? ? 1299$, ????????? ??????????? ????? – ???? ?? ???????? (? ?? ??????? ??-????? :), ?? ?? ????? ).
?? ????????? ? ???????? ???????? ?????? ??? ??????
??? ?????? ?????????? ???? ??????:
RICOH IMAGING COMPANY, LTD. ??? ????????????? ?? ????? ?????????? ?? ????? ??????? HD PENTAX-D FA 24-70mm F2.8ED SDM WR. ???? ??? ?????????? ????? ??????? ? ?????????? ?? ?? ????????? ? ??????? ?? 35mm ???????? ???????.
???????? ?? ????????????? 35mm ????????? SLR ?????????? (? ??????? ? ?????? ?? ??????????), ???? ?????????? ?????-??????? ? ?????? ??????????, ??????? ????????? ?? ??????? ?????????? 24mm ?????-???????????? ?? 70mm ??????????,* ? ???????? ?????????? ?????????? F2.8 ???? ????? ??????? ????????. ???? ???????????? ?? ??? ED (? ????? ???????? ?????????) ??????? ???????? ? ?????? ????????? ??????? ????????, ?? ????????? ?????????? ???? ?? ?????????? ???? ?? ???????? ?? ?????? ? ?? ??????????? ?? ??????? ?????????? ???????? ? ?? ??????? ????? ???????? ??????????? ? ???? ???????, ?????? ?? ???????? ? ?????????. ????????? SDM (Supersonic Direct-drive Motor) ?????????? ???? ? ????? ???????? ?? ??????????.
* ???????? ?? ????????? ?????????? ?? ????????? ???????? ?-?????, ???? ????? ??????? ?? ??? ????????? ??????? ???????? ?? 37mm ?? 107mm.
??????? ??????????????
1. Exceptional imaging power
????????? ? ??????? ?? 17 ??????? ???????? ??????? ? 12 ?????, ???? ? ??? ?? ???????? ??? ED ???????? ? ????? ?????????, ???? anomalous-dispersion ????????? ??????? ? ??? ????????? ????????, ?? ?? ?????? ???????????? ?? ?????? ??????? ??? ?????-?????? ?????????. ???? ?? ????????? ?????????? ???? ?? ?????????? ???? ?? ???????? ?? ?????? ? ?? ??????????? ?? ??????? ?????????? ???????? MTF ??????? ?? ???????? ??????? ????? ????? ????????? ? ????????????? ? ????? ???????? ? ???? ???????, ?????? ?? ???????? ? ? ?????? ????????? ? ?????? ???? ?? ?????????????.
3. ??????? SDM (Supersonic Direct-drive Motor)
???????????? ?? ???????????? ?? ???? ????????? SDM (Supersonic Direct-drive Motor / ???????????-????????-?????), ???? ????? ??????? ????????? ???? ? ????? ?????? ?? ??????????, ???????????? ?? ????????? ?? ??????? ?????????? ?? ????? ??? ?????.
4. ???????????, ????????? ?? ?????????? ???????
????????? ? ??? ?????????, ??-?????? ???????? ??????????? ? ??? ????????? ??????????, ?? ????????? ??????????????? ??????????? ?? ???? ??? ????????????. ? ????????????? ?? ? DSLR ?????????? ? ?????????????? ??????????? ?? ????????? ???? ?????????? ? ???????? ??????????? ???????, ????? ?? ????????? ????????? ? ????????? ???????? ??????? — ???? ?? ????? ?? ????, ????? ??? ??? ?????????????? ? ?????? ?????????? ?? ????? ??????? ? ??????.
5. HD ???????? ?? ??????????? ?????????????
????????? ? ???????? ? ?????? ??????? ??????????? HD ????????.* ? ????????? ? ???????????? ??????????? ????????, ?????? PENTAX HD ???????? ????????? ??-????? ?????????????????, ??-????? ????????? ? ???? ???????? ???? ? ?????????? ???????????, ???????? ?? ????? ? ???????? ??????, ???? ??? ????? ?????? ????????? ??????? ???? ???????? ??????? ??? ?????????.
* HD ? ?????????? ?? High Definition.
6. Quick-Shift Focus ?????????
????????? ????????? ? ???????????? ?????????? ?? PENTAX Quick-Shift Focus system, ????? ????????? ?? ??????????? ?? ??????? ????? ???????? ?? ?????? ?????????? ???? ???? ?????? ? ?????? ?? ????? ?? AF ????????? ?? ????????.
7. Other features
?????????? ??? ?????????? ???????? ?? ????????? ?? ??? ? ?????? bokeh (???????) ?????, ???????????? ??????????? ?????? ?? ??????? ??????????? ??? ??????????? ?? ??????? ????????.
?????? ?? ?????????? ?? ????? ????????, ?? ??????????? ?? ???????? ????????? ?? ???????? ?????? ? ??????? ??????.
?????????: ???????? ? ???????????????? ????? ?? ????? ????????? ??? ??????????????
| HD PENTAX-D FA 24-70mmF2.8ED SDM WR | |
| Focal Length | 24-70mm |
| (Equivalent in 35mm format ) | 37-107mm |
| Maximum Aperture | F2.8 |
| Minimum Aperture | F22 |
| Lens Construction | 17elements in 12groups |
| Angle of View | 61゜- 23゜(when attached to
PENTAX digital SLR cameras) 84゜- 34.5゜(when attached to PENTAX 35mm SLR cameras) |
| Mount | KAF3 |
| Minimum Focusing Distance | 0.38m (1.25 ft.) |
| Maximum Magnification | 0.20x |
| Filter Diameter | 82mm |
| Diaphragm Control | Fully automatic |
| Number of Diaphragm Blades | 9 |
| Rounded aperture （F2.8-5.6） | |
| Lens Hood | PH-RBD82 |
| Lens Cap | O-LC82 |
| Lens Case | S120-150(provided) |
| Maximum Diameter x Length | Approx. 88.5 mm/3.5 in. x 109.5 mm/4.3 in. |
| Weight | Approx.787g / 27.8 oz. (with hood Approx. 812g / 28.6oz. ) |
| Package Contents | Lens hood, Lens cap, Lens mount cap, Lens case |
| Others | HD Coating |
| Weather Resistant | |
| SDM | |
| Quick-shift Focus System | |
