Pentax lo ntsiab muag: tshuaj xyuas thiab piav qhia

2024 Tus sau: Sierra Becker | [email protected]. Kawg hloov kho: 2024-02-26 05:10

Pentax tau tsim muaj xyoo 1919, thiab hauv 2008 nws tau raug coj los ntawm cov tuam txhab Nyij Pooj loj Hoya. Tam sim no Pentax yog lub cim lag luam nyob rau hauv uas lawv muab cov khoom siv kho qhov muag zoo. Nyob rau hauv lub ntiaj teb no, lub tuam txhab nyob rau qib plaub ntawm cov tuam txhab tsim SLR koob yees duab thiab cov khoom. Pentax lo ntsiab muag yog ib txwm nyob rau hauv kev xav tau zoo ntawm ob qho tib si ntawm cov kws tshaj lij thiab cov neeg pib thiab cov neeg nyiam ua haujlwm.

Pentax lo ntsiab muag tau cim raws li hauv qab no:

1. DA - rau APS C hom lub koob yees duab digital.
2. DA L - cov khoom siv yooj yim nrog cov yas mount. Tsis ntev los no tau muag, lwm cov qauv yog nruab nrog cov khoom hlau.
3. DA Star, FA Star - cov khoom tshaj lij tiv thaiv plua plav, dej.
4. SDM - tsom ua haujlwm ntawm ultrasound.
5. IF tau nruab nrog lub lens pem hauv ntej uas hloov mus rau hauv tus qauv tsim.
6. FA, F - Muab kev tsom xam qhov pib ntawm tag nrho cov ncej.
7. A - Nruab nrog nws pib iris tab sis tsis muaj qhov ua kom pom tseeb.
8. M - tsim,tswj tshwj xeeb ntawm tes. Lub aperture yog kho los ntawm lub lens.
9. Yog tsis muaj lub nplhaib aperture, kev tua puv npo yog ua los ntawm Pentax FA J lo ntsiab muag.
10. khoom tsis muaj dej thiab plua plav cim WR.
11. Lub cim SMC sawv cev rau ntau txheej txheej tsim los ntawm Pentax engineers. Lub kaw lus suav nrog cov txheej txheem uas txo cov teeb poob ntawm huab cua / iav interface. Kev tsim khoom lag luam, txhua yam khoom Pentax tau nruab nrog nws.
12. Cov khoom lag luam cim nrog SP tiv taus ntau dua rau kev sib kis.
13. Lub hom phiaj ua kom qis qis qis nrog ED cov cim. Lens ua los ntawm cov khoom no muab cov xim zoo dua qub vim lub teeb tawg rau hauv nws cov khoom.
14. Aspheric designs qhia AL. Lawv tiv nrog ntau yam distortions thaum txo qhov loj me. Cov khoom zoo li no yog compact, muaj kev ua haujlwm siab.
15. Cov khoom lag luam nrog nce luminosity, ntim rau hauv cov ntaub ntawv compact - qhov no yog txwv. Nyob rau hauv ntau hom yog sawv cev los ntawm ob hom: FA, DA. Haum rau cov qoob loo thiab tag nrho cov ncej.

Compatibility

Txhawm rau siv Pentax lo ntsiab muag ntawm Canon, koj yuav tsum muaj lub nplhaib adapter. Cov khoom lag luam ua kom muaj kev sib kis tau zoo ntawm cov ntaub ntawv los ntawm bayonet mus rau lub cev ntawm lub koob yees duab. Cov qauv tsim yooj yim tau nthuav tawm: lawv tsis xa cov ntaub ntawv, tab sis tsuas yog ua haujlwm hloov pauv los ntawm ib hom kev txuas mus rau lwm qhov.

Adapters txawv

Xaiv Pentax lo ntsiab muag rau Canon,Thov nco ntsoov tias adapters tsis muaj hluav taws xob tiv tauj tsis tuaj yeem txhawb nqa cov haujlwm hauv qab no:

• autofocus;
• auto iris.

Cov khoom lag luam zoo li no ua haujlwm raug yog tias lub koob yees duab tau teeb tsa rau hom kev qhia lossis qhov tseem ceeb ntawm qhov aperture tau teeb tsa. Koj yuav tsum teeb tsa lub tshuab koj tus kheej, kho qhov tshwm sim los ntawm tus nqi ntawm qhov raug rau ntawm lub cev. Txij li thaum autofocus tsis txaus siab, tsom tsuas yog ua tau manually. Qhov zoo ntawm cov adapters no yog tus nqi pheej yig.

Adapters txhawb kev tua: qoob loo, tag nrho cov ncej.

Txhawm rau kom yooj yim rau kev yees duab thiab ua haujlwm nrog cov kev pabcuam tsis siv neeg, koj xav tau lub adapter nrog hluav taws xob tiv tauj. Thaum xaiv ib yam khoom, xyuas seb lub nplhaib adapter puas haum nrog lub koob yees duab tshwj xeeb.

Whale "Pentax": qhov kev xaiv zoo tshaj plaws

Qhov pheej yig tshaj Pentax lo ntsiab muag yog cov uas tau suav nrog hauv cov khoom siv lub koob yees duab pib. Nws ntseeg tau tias lawv zoo dua li cov qauv whale uas muab los ntawm Canon, Nikon thiab Sony. Pob suav nrog:

• lens;
• hood windows;
• hood;
• kev qhia;
• tiv thaiv cover;
• rov qab cover.

Lub hood ntawm cov khoom siv yog ua los ntawm cov yas. Raws li pov thawj los ntawm kev tshuaj xyuas muaj nyob ntawm Pentax lo ntsiab muag, nws tuav nruj thiab yooj yim mounted txawm nrog ib txhais tes. Pob kom zoo dua: lub qhov rais uas tso cai rau koj siv cov ntxaij lim dej ntawm gradients, polarization.

Whale "Pentax" txhais tau tias muaj kev zam me me, ua tiav tshem tawm cov xoob xoob thiab cov ntaub ntawv txhim khu kev qha. Lub nplhaib tsom yog ua tiav nrog cov roj hmab corrugated, thiab qhov ntsuas qhov deb tau nthuav tawm ntawm qhov txiav rau pem hauv ntej. Lub bayonet txuas nrog cov khoom siv hlau, cov khoom muaj kev tiv thaiv los ntawm ya raws, plua plav. Ncej zoo yog lav los ntawm multilayer txheej. Cov txheej txheem txheej txheem ua rau nws yooj yim los ntxuav lub khob thiab tiv thaiv plua plav thiab av los ntawm lo.

Auto Focus

Nyob rau hauv cov khoom whale, autofocus muaj qhov zoo thiab qhov tsis zoo. Kev hloov pauv ceev yog qhov txiaj ntsig tseem ceeb. Raws li qhov tsis siv neeg, koj tuaj yeem siv phau ntawv qhia lub nplhaib.

Nyeem txog Pentax lo ntsiab muag (pib piav qhia, tshwj xeeb), nws pom tseeb tias sab tsis muaj zog yog qhov tsis muaj lub cev muaj zog hauv lub cev uas yuav muab autofocus.

Lwm qhov tsis zoo: lub nplhaib tig thaum nws pib tsom. Nws nyob tau yooj yim heev, txawm li cas los xij, qee zaum nws los ntawm caj npab. Ntawm qhov tod tes, yuav luag tag nrho cov khoom siv lo ntsiab muag, tsis hais hom twg, yog nruab nrog rotating auto focus rings.

rau kev tshaj lij

Rau cov kws yees duab xav tau, Pentax muab lo ntsiab muag nrog "hnub qub". Lub series tau launched nyob rau hauv lub 90s ntawm lub xyoo pua XX. Thawj cov qauv muaj qhov tsis siv neeg ua kom pom tseeb, tua ntawm zaj duab xis, thiab txhawb nqa qhov ntev ntawm 31/1.8, 43/1.9, 77/1.8. Lawv raug tsim raws liniaj hnub no thiab yog nyob rau hauv kev thov ntawm connoisseurs.

Cov kev daws teeb meem tsim nyog:

• siab glare tiv thaiv;
• backlit;
• kho qhov muag zoo.

Kev tshaj lij series "Pentax" muaj lub tshuab ua kom pom tseeb nrawm. Lub sharpness ntawm daim duab yog tiav txawm tias thaum lub aperture yog qhib rau qhov siab tshaj plaws, nws yog khaws cia nyob rau hauv tag nrho cov cheeb tsam ntawm tus ncej, nrog rau cov ces kaum. Cov chaw tsim khoom tau daws qhov teeb meem ntawm chromatic aberration.

Star series khoom yog:

• xov tooj;
• rov qab cais tawm;
• me me.

Thaum xaiv lub lens rau koj lub koob yees duab, tus kws yees duab yuav tsum tsis txhob maj nrawm rau lub lens kim tshaj plaws ntawm lub khw. Tshawb xyuas koj cov kev xav tau: dab tsi yog qhov xwm txheej kev tua, dab tsi yog qhov kev txhaj tshuaj.

Lub teeb yuag, qhov tshwj xeeb aperture yog xav tau los ntawm cov neeg uas yees duab cov xwm txheej. Rau portrait shooting nyob rau hauv lub neej txhua hnub, Pentax whale yog txaus. Lub lens nrog "asterisk" yuav los ua ke rau tus kws yees duab uas yuav tsum tau ua kom zoo tshaj plaws. Lub hom phiaj muaj ntau yam khoom, nrog rau lub adapter uas ua haujlwm zoo nrog lub koob yees duab los ntawm lwm cov tuam txhab.