HD Pentax D FA 70-200mm f / 2.8ED DC AW lens tshaj tawm

Ricoh tau tshaj tawm cov lus xaiv HD Pentax D FA 70-200mm f / 2.8ED DC AW lens, uas tau tsim los rau Pentax tag nrho thawm lub koob yees duab DSLR koob yees duab.

Tom qab paub tseeb tias nws yuav tso tawm Pentax-muaj npe DSLR nrog daim duab tag nrho duab sensor hauv 2015, Ricoh tau tshaj tawm thawj lub lens rau lub koob yees duab no.

Lub HD Pentax D FA 70-200mm f / 2.8ED DC AW lub lens yuav sib haum nrog qhov tam sim no thiab yav tom ntej K-mount DSLRs, suav nrog cov uas muaj APS-C sensors, txawm hais tias nws tau raug tsim los npog tag nrho cov ncej sensors.

Ricoh hais tias lub koob yees duab hauv xov tooj no muab lub koob yees duab "kho qhov muag" thiab nws yuav tshaj tawm rau lub lag luam nyob ze yav tom ntej.

Ricoh tau tshaj tawm HD Pentax D FA 70-200mm f / 2.8ED DC AW lens rau K-mount tag nrho cov duab DSLR koob yees duab.

HD Pentax D FA 70-200mm f / 2.8ED DC AW lens muab qhia tawm rau tag nrho cov duab DSLRs

Lub koob thaij duab tshiab tshiab no yuav yog ib feem ntawm lub tuam txhab kev ua haujlwm Star-series ntawm optics, uas yuav xa cov duab zoo thiab ua kom pom tseeb-ntug.

Nws npog tag nrho cov kab ntsig, yog li nws yuav zoo tag nrho rau lub Pentax-cim npe K-mount DSLR. Txawm li cas los xij, nws tuaj yeem ntsia ntawm APS-C K-mount cov koob yees duab, thiab, thiab nws yuav muab 35mm focal ntev sib npaug ntawm 107-307mm.

Ricoh hais tias HD Pentax D FA 70-200mm f / 2.8ED DC AW lens yog tsom rau ntawm cov duab thaij duab thiab cov kis las. Nws qhov ci ci, tas mus li qhov siab tshaj ntawm f / 2.8 ua kom paub meej tias cov ntawv yuav raug sib cais los ntawm qhov chaw ua ntej thiab tom qab, uas yog pab tau hauv cov duab thiab ua yeeb yam.

Ntxiv mus, lub nrawm nrawm ua kom pom tseeb tias cov neeg thaij duab tuaj yeem siv cov kev nrawm nrawm, yog li cov ncauj lus tseem zoo saib txawm tias nyuaj rau cov teeb pom kev zoo.

Lo ntsiab muag los nrog cov Txheej Txheem Qhia Ceev ceev, ua rau cov neeg siv hloov mus rau qhov ua kom pom tseeb tom qab lub koob yees duab tau twb autofocused ntawm cov ntawv. AF tsav tsheb yog Direct Lub cev muaj zog tam sim no, uas yog txhais tau tias yuav ua kom ntsiag to autofocusing.

Ricoh yuav tso lub Pentax tshiab 70-200mm f / 2.8 kev sib txuas lus hauv xov tooj lub kaum hli ntuj no

HD Pentax D FA 70-200mm f / 2.8ED DC AW lens nta lub ntsej muag tshiab Aero Bright Txheej Txheej Txheem II, uas siv nanotechnology kom txo qis kev cuam tshuam, yog li txiav qis flare thiab ghosting.

Aero Bright Txheej Txheej Txheem II yog siv ua ke nrog ntau txheej HD txheej txheej kom txo qis flare thiab ghosting txawm ntxiv hauv huab teeb rov qab.

Nws cov qauv tsim sab hauv suav nrog Muaj Kev Ncaws Pob Hluav Taws Xob (Extra-Low Dispersion (ED) cov ntsiab lus thiab ob peb ntawm Super ED ntsiab, uas yuav txo qhov chromatic aberration thiab yuav ua rau kom cov duab pom tseeb.

Raws li xav pom los ntawm Pentax lens, tshiab 70-200 hli f / 2.8 yog qauv huab cua txhua yam. Huab cua tiv thaiv hluav taws xob no ua kom paub tseeb tias hmoov av thiab dej yuav tsis nkag mus rau hauv lub koob yees duab.

Ricoh yuav pib muag HD Pentax D FA 70-200mm f / 2.8ED DC AW lens lub peb hlis ntuj no rau tus nqi $ 2,299.95.