賓得士（PENTAX）株式會社 美國 拉斯維加斯 PMA 2008大展上發表三款新鏡頭，也預計在 2008年3月19日至22日亞洲最大的影像產品展覽會日本 東京BIG SIGHT展出。
這3款數位單眼相機專用鏡頭型號分別為:『smc PENTAX-DA★55mm F1.4 SDM』，『smc PENTAX-DA★60-250mm
F4 ED [IF]SDM』，『smc PENTAX-DA 17-70mm F4 AL [IF]SDM』。
這3款鏡頭均適合用在APS-C規格的、由賓得士公司制造的數位單眼相機上，是數位單眼相機專用的『DA』系列鏡頭，均具備超音波對焦馬達，此外，55mm
F1.4和60-250mm F4這兩款鏡頭還是高品質、高性能的『★級鏡頭』。
這3款鏡頭其具體的發售時間及價格還未定。
smc PENTAX-DA★55mm F1.4 SDM，該款鏡頭相當於35mm傳統相機的84.5mm視角，是一款大光圈中距定焦鏡頭。
smc PENTAX-DA★60-250mm F4 ED [IF]SDM，該款鏡頭相當於35mm傳統相機的92?383mm，預計可能在2008年夏天發售。
smc PENTAX-DA 17-70mm F4 AL [IF]SDM，該款鏡頭相當於35mm傳統相機的26?107mm，為4.1倍光學變焦標準變焦鏡頭，預計可能在2008年夏天發售。
新聞稿原稿
PENTAX Corporation is pleased to announce that it will exhibit
three digital-SLR-exclusive interchangeable lenses currently under development
at two prominent industry events: PMA 2008, the largest photographic products
fair in the U.S.A., to be held from January 31 to February 2 in Las Vegas,
Nevada; and Photo Imaging Expo 2008, one of the largest imaging products
exhibitions in Asia, to be held from March 19 to 22 at Tokyo Big Sight in Japan.
1. Two digital-SLR-exclusive interchangeable lenses designed for optimal optical
performance :
Under development as the newest models of the top-of-the-line Star-Lens series.
Product name ( tentative ) : smc PENTAX-DA 55mm F1.4 SDM
A uni-focal moderate-telephoto lens offering a focal length equivalent to 84.5mm in the 35mm format
A large F1.4 maximum aperture to produce beautiful out-of-focus backgrounds
SDM system to assure super-quiet, extra-smooth autofocus operation
Marketing date to be announced later
Product name ( tentative ) : smc PENTAX-DA 60-250mm F4 ED [IF] SDM
A telephoto zoom lens covering moderate- to super-telephoto ranges, with focal lengths equivalent to 92mm to 383mm in the 35mm format
SDM system to assure super-quiet, extra-smooth autofocus operation
Scheduled to be marketed in summer 2008
2. Standard zoom lens designed exclusively for PENTAX digital SLR cameras :
Product name ( tentative ) : smc PENTAX-DA 17-70mm F4 [IF] SDM
A moderate-telephoto zoom lens offering a 4.1-times zoom ratio and focal lengths equivalent to 26mm to 107mm in the 35mm format
SDM system to assure super-quiet, extra-smooth autofocus operation
Scheduled to be marketed in summer 2008
Notes : The product names, designs, specifications and marketing schedules of the products above are not final, and are subject to change without notice. Their retail prices have not been decided at this point.
