Yuav ua li cas yog dalnomerki? Rangefinder koob yees duab. lens rangefinder

Lub neej yoov thiaj li ceev ceev hais tias tsis yeej ib txwm muaj lub sij hawm mus ntes tus tseem nthuav thiab tseem ceeb lub sij hawm ntawm nws. Zoo dluab - qhov no yog raws nraim li cas cov cuab yeej thiab cov kev daws uas tso cai rau koj mus cawm tau ib tug lub sij hawm ntawd rau ntawm daim ntawv thiab nyob rau hauv cov hom ntawv rau tag nrho cov.

Txawm li cas los, tus mus kom ze rau lub yees duab cov txheej txheem thiab cov koob yees duab nws txawv los ntawm cov neeg. Muaj ntau ntau poob lawm ntawm cov kev xaiv rau shooting: los ntawm tej yam yooj yim "shoot koob yees duab" rau kev thiab kim "SLR".

Ntawm cov whales photographic khoom ua lag luam yog rangefinder koob yees duab.

Dalnomerki - yog dab tsi?

Txawm lub uninitiated paub dab tsi ib tug "xab npum box", thiab hais tias - ib tug kws yees duab. Tab sis li cas yog dalnomerki? Wb sim teb lo lus nug no.

Rangefinder koob yees duab - qhov no yog ib tug ntawm cov hom ntawm photographic khoom, uas yog siv los txhim kho qhov sharpness rangefinder. Cov yav tas yog ib tug ntaus ntawv siv los ntsuas qhov kev ncua deb ntawm qhov kev tso tawm mus rau lub yam hom phiaj. Txhua yam yog yooj yim thiab meej.

Rangefinder koob yees duab dhau nws evolution lub sij hawm:

• Rangefinder nonconjugated - nrog rau cov kev pab los ntawm qhov kev ncua deb txiav txim nyob rau hauv ib qhov rais, thiab ib tug ncej zoo mus rau lwm lub.
• + Rangefinder viewfinder.
• Rangefinder coupled rau lub lens.
• Rangefinder, ua kom tiav nrog parallax compensator.

Keeb kwm ntawm creation

Thaum hais txog nrog lub fact tias xws li dalnomerki, tsiv mus rau lub point ntawm creation thiab keeb kwm ntawm photography.

Rangefinder koob yees duab yog revolutionary rov qab nyob rau hauv 1917. Cov thawj xws koob yees duab nyob rau hauv nws lub sij hawm yog cov khoom ntawm lub tuam txhab "Kodak". Los ntawm txoj kev, nyob rau lub sij hawm ntawd, lub tuam txhab ntxiv mus raws li tus tsim rangefinder lawv tso tawm.

Nyob rau hauv 1925, ib tug tshiab neeg uas ua ntawv rau lub lag luam ntawm tej photographic khoom - lub tuam txhab "Leica". Rangefinder rau xws li muab raws li ib tug accessory.

Nyob rau hauv 1932, lub tuam txhab "Leica" thiab "Kodak" tso tshiab koob yees duab, uas yog npaum li cas me me thiab ntau npaum li lawv cov predecessors. Rangefinder twb pib ke nrog videoskatelem.

Nrog lub 1930s. dalnomerki koob yees duab ua lag luam thawj coj. Tsuas yog nyob rau hauv lub 60s ntawm lub thib nees nkaum xyoo pua SLR koob yees duab yuav tshem lawv los ntawm kev ua lag luam.

Tam sim no, lub koob yees duab "Sony" - yog lub feem ntau tshaj thiab high-zoo rangefinder unit, uas yog haum rau ib tug ntau ntawm cov neeg siv cov.

Thaum nws los ua tseeb hais tias xws li dalnomerka, thiab yog dab tsi nws prospects nyob rau hauv kev ua lag luam, lub ruaj pib nthuav nws txoj kev khwv ntawm xws khoom. Rangefinder pab kiag li lawm ua nyob rau hauv txawv variations: me me, nruab nrab thiab loj hom. Los ntawm pocketbook rangefinder koob yees duab ntawm lub sijhawm xyoo 1950 peb pib kho thiab ntaus cim "Nikon", uas tau pom lawv niche nyob rau hauv lub yees duab cov khoom ua lag luam txawv teb chaws.

meej mom

Nws yog lub sij hawm los tham txog qhov zoo thiab qhov tsis zoo ntawm cov piav kiag li lawm. Yuav ua li cas yog dalnomerki? Qhov no yog ib txoj txheej txheem uas nws muaj nws qhov zoo thiab tsis zoo sab. Thaum hais txog nrog lub fact tias xws li dalnomerki, koj yuav npaj mus rau lawv zoo sab.

• Tsis zoo li tej yam yooj yim "Xab npum" dalnomerki muaj tsawg nrov shutter. Qhov no pub rau tus kws yees duab yuav tsis them tej xim.
• Lub koob yees duab-dalnomerka npaum li cas zoo dua lawv cov neeg sib tw ua cov duab nyob rau hauv tsab ntawv tsa suab vim lub luv luv luv nias lub shutter khawm.
• Lub viewfinder duab yog tsis sim, thaum muaj yog shooting.
• Lub koob yees duab yog zoo heev compact nyob rau hauv sib piv rau lub loj koob yees duab. Nyob rau hauv dalnomerke yuav siv foldable lens. Qhov no ua rau nws txawm ntau compact.
• Nyob rau hauv niaj hnub dalnomerke muaj viewfinder. Nws qhia tau hais tias cov duab nyob rau hauv tag nrho, thaum lub sij hawm "SLR" viewfinder qhia xwb 90-93% ntawm cov ntaub ntawv tsim nyog. Ib txhia rangefinder pom txawm wider tshaj li tus "SLR". Qhov no pub rau ntau yooj yim rau ua framing ib daim duab.

shortcomings

Tu siab los yog zoo ces, shortcomings rangefinder koob yees duab yog tsis tsawg tshaj li cov kev pab cuam. Ib txhia cov ntsiab lus teev tseg raws li tsis zoo vim hais tias cov yees duab cov khoom uas giant strides rau pem hauv ntej. Ntau yam twb technically twb tau hloov.

• Yog hais tias qhov kev ncua deb ntawm koj mus rau photographing khoom txog tsib meters, lub ua kom pom tseeb nyob rau hauv cov ntaub ntawv no yuav khiav tsis zoo. Qhov no yog ib qho ntawm lub ntsiab drawbacks ntawm lub rangefinder koob yees duab.
• Nws yog tsis yooj yim mus ua hauj lwm nrog polarization lim. Nws yog heev txog.
• Nws yog ib qhov nyuaj los tsim ib tug macro.
• Muaj yog ib tug framing inaccuracy vim parallax.
• Nrog dalnomerki koj muaj peev xwm coj cov duab tsis tshem cov lens. Qhov no yog ib qho yuam kev uas tsis yog kho txhob txwm manufacturers. coj cov duab nrog lub hau kaw yog tsis tau nyob rau hauv SLR koob yees duab.
• Rangefinder lens yog ua tsis tau zoo nyob rau hauv kev ua tau zoo rau nws direct competitors nyob rau hauv kev ua lag luam.
• Nyuaj mus ua hauj lwm nrog cov ntxaij lim dej.

"Jupiter-9" - ib tug zoo rangefinder lens

Nws yuav tsis ncaj ncees lawm yog hais tias tus rangefinder koob yees duab tau siv tsis tau tej yam ntxiv accessories. Muaj pab kiag li lawm uas ua rau shooting dua, kev zoo siab thiab npaum.

"Jupiter-9" rangefinder - nws yog ib tug ntev focal lens, uas yog tam sim no siv rau ob qho tib si SLR thiab rangefinder koob yees duab rau.

Nws yog Ameslikas hu ua "LC-85". Qhov no txhais tau tias lub Zeiss Sonnar Krasnogorsk muaj ib tug focal ntev ntawm 85 millimeters. Yuav kom leej, cov nqi no yog 84,46 millimeters.

Rangefinder lens twb manufactured nyob rau hauv Krasnogorsk. Tom qab ntawd, nws twb sau nyob rau hauv Lytkarino. Nws twb npaj rau xws li los yog SLR koob yees duab uas muaj adapter nplhaib ( "Jupiter-9A").

Nyob rau hauv qhov tseeb, muaj ntau ntau kev hloov kho ntawm lub "Jupiter-9" ntawm lub ntaus ntawv:

• Dalnomerka nrog M39 mounting.
• "SLR" nrog fastening M39.
• Cuaj "Jupiter" nrog mount "Kontaks".
• "SLR" nrog fastening M42.

Qhov txawv ntawm daim iav thiab dalnomerkoy / mirrorless cov txheej txheem

dalnomerki hauv paus ntsiab lus ntawm tus dais no yog txawv los ntawm lwm cov koob yees duab. Piv txwv li, kom tau ib tug tshaj plaws teb nyob rau ntxeev nyob rau hauv qhov kev ncua deb-ntsuas chamber yuav tsum tau tig lub lens nplhaib. Lub "reflex" uas tsis yuav tsum tau.

• Dalnomerki muaj ib tug ntau dua zoo duab.
• Lawv yog cov ntau sib zog nyob rau hauv ceeb thawj.
• Lawv lo ntsiab muag yog ntau compact.
• Lens rangefinder yog yeej ib txwm siab zoo.
• Rau yav tom ntej ntawm kev nyob rau hauv qhov tsaus ntuj nti.

TAB SIS!

• Koj yeej tsis paub dab tsi kom tau raws li ib tug tshwm sim. Thaum shooting yog nyob deb ntawm cov viewfinder lens. Nws yog ib qhov nyuaj rau suav rau lub unequivocal tshwm sim.
• rau dalnomerki lo ntsiab muag yog tsis muab rau lawv haum lo ntsiab muag nrog tshwj xeeb los.
• Nws yuav tsum tsis tu ncua txij nkawm ntawm cov koob yees duab thiab lawv cov chaw.
• Tsis muaj zog kom pom tseeb.
• Tsis macro.

Cov rangefinder koob yees duab "Leica M9". piav me ntsis txog

Niaj hnub nimno cov koob yees duab series rangefinder rau lub lag luam thiab tam sim no. Qhov no tsis yog cov ntaub thaum muaj tej yam yuav muab xa mus rau lub dustbin ntawm keeb kwm, los yog tsis nco qab lawm zoo rau nws.

Qhov ruaj "Leica" niaj hnub no ua qhov zoo tshaj plaws rangefinder koob yees duab. Xav txog tus qauv ntawm lub "Leica M9". Qhov no yog qhov zoo tshaj plaws rangefinder koob yees duab ntawm niaj hnub no. Sau tsuas lub ntsiab zoo los ntawm no ntaus ntawv:

• M9 - compact luaj li cas ntawm cov koob yees duab. Dua li no, nws yog tswv yim heev thiab yooj yim.
• Lub koob yees duab yog me dua tej lens "reflex."
• Rau yav tom ntej muaj zoo.
• Tej yam yooj yim thiab meej qhia zaub mov. Tej chaw no yog nruj heev heev rau tib yam kev pib xyaum ua kws yees duab thiab tiv nrog txhua yam ntawm lawv.
• "Leica M9" tau tshaj txawm nrog cov lo ntsiab muag, uas tau tso tawm nyob rau hauv lub xyoo 1950 ntawm lub thib nees nkaum caug xyoo.
• Resolution - ntau tshaj 18 megapixels.
• Tsis yuav tsum tau siv ib tug ntau dua ISO kev kawm.

Tag nrho cov cai, kuv yuav!

amateurs feem ntau muab kev xaiv li cas rau niaj hnub rangefinder cov koob yees duab. Lawv muaj tias txoj cai. Peb tsuas sim los piav vim li cas koj yuav tsum yuav cov koob yees duab, thiab yog vim li cas tsis yog, pib nrog ib tug meej kev xaiv - "yuav!".

• Style thiab nplhaib. Los ntawm cov lag nqus pa tus ntsuj plig ntawm keeb kwm. Koj yuav sawv tawm los ntawm tus so ntawm kev pab txog.
• Lightness. Tus ntaus ntawv yog ib qho yooj yim thiab yooj yim. Qhov no yuav tso cai rau koj nqa mus siv rau nws nyob qhov twg.
• Qhov zoo tshaj ntawm cov dluab. Nws yog ib xyoo pua li qhia siv kuj siab.
• Ib qho yooj yim tswj. Lub koob yees duab chaw yog heev yooj yooj yim thiab yuav tsis ua teeb meem.
• Cov duab hauv lub mus. Nrog rau cov high-ceev hom rangefinder koob yees duab yuav haum lawv zoo.
• Nyob rau hauv hnub no tus lag luam rangefinder koob yees duab technology "Sony" - ib qho kev yoj rau cov kws yees duab. Qhov no lub tuam txhab yog tshwj xeeb nyob rau hauv cov kev thaij.

Mus yuav? Oh, tsis muaj!

Muaj lub sij hawm uas muaj nqis xav thaum yuav dalnomerki. Thiab lawv yog cov uas muaj "rho tawm":

• Tsis macro. Amateur nug: "Yuav ua li cas yog nws nyob rau hauv feem ntau." Txawm li cas los, peb paub tias tsis muaj qhov kev xaiv no yog ib qhov nyuaj rau xav txog tej yam ib tug niaj hnub full-fledged koob yees duab.
• Mismatch ntawm cov nqi thiab zoo. Nws tau ntev tau qhov tseeb hais tias niaj hnub SLR koob yees duab zoo dua niaj hnub rangefinder cov koob yees duab. Txawm li cas los, tus nqi dalnomerki tej zaum yuav muaj los yog txawm rau saum lub "reflex." Piv txwv li, rau qhov "Leica M9" yuav tau them 6500 nyiaj. Noj rau hauv tus account lub kev loj hlob ntawm lub duas yog ib tug ntau ntawm cov nyiaj.
• "Thoob khib nyiab keeb kwm." Nws yog muaj pov thawj hais tias muaj cov koob yees duab, uas yog npaum li cas zoo zoo duab ua tshaj dalnomerki. Lawv poob lub lead rau lub lag luam nyob rau hauv nruab nrab-thib nees nkaum caug xyoo. Los ntawm cov kev thiab cov kev taw tes ntawm view dalnomerki ploj mus rau hauv lub keeb kwm yav dhau, ces tsuas kim qho khoom ua si nyob rau hauv lub ob txhais tes ntawm cov keeb kwm buffs.