Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog nws ob txhais tes ob ncauj lus kom ntxaws lub neej hacking

Pinhole lub koob yees duab, pinhole koob yees duab - paub rau ob peb puas xyoo tib neeg tsab ntawm lub koob yees duab. Nyob rau hauv no tsab xov xwm no, peb yeej tsis tau tsuas yog ib tug los ze zog saib nyob rau hauv nws cov keeb kwm thiab ib txoj ntsiab cai ntawm kev txiav txim, tab sis kuj saib yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog lawv ob txhais tes tawm ntawm seem cov ntaub ntawv nyob rau hauv ob peb txoj kev.

Yuav ua li cas yog lub koob yees duab obscura

Lub koob yees duab obscura (Latin lub koob yees duab -. "Room", obscura - "darkened, tsaus ntuj nti") - ib tug yooj yim kho qhov muag ntaus ntawv, ib tsab koob yees duab. Nws tej zaum yuav ib lub thawv los yog hauv siab, nyob ib phab ntsa uas yog txiav glazok- lub qhov me me, thiab es tsis txhob lwm tensioned screen ntawm translucent cov khoom, thiab ib chav tsev tsaus nrog tib me me qhov muag thiab lub screen.

Lwm lub npe rau qhov no ntaus ntawv - Pinhole lub koob yees duab (English pinhole koob yees duab -. "Chamber muaj ib lub qhov").

Cov kev khiav hauj lwm hauv paus ntsiab lus ntawm cov koob yees duab obscura

Ua ntej koj yuav ua ib tug pinhole koob yees duab nrog nws ob txhais tes, nws yog tsim nyog los nkag siab txog yuav ua li cas nws ua hauj lwm. Nws ua hauj lwm yog raws li nyob rau hauv lub zoo-paub lub tsev kawm ntawv nrog rau cov kev cai lij choj ntawm lub rectilinear hais tawm ntawm lub teeb rays. Los ntawm qhov-muag lub koob yees duab kis ib tug plurality ntawm nqaim teeb kab teeb. Txhua yam ntawm lawv yoojyim rau cov opposite phab ntsa screen teeb chaw sib npaug zos nyob rau hauv loj peephole. Tej specks los ntawm ntau yam kab teeb sib tshooj txhua lwm yam nyob rau saum npoo ntawm lub pinhole koob yees duab screen, yog li tsim rau nws ib tug kho qhov muag thiaj-daim ntawv yam khoom los yog yias nyob rau hauv pem hauv ntej ntawm no hom ntawm apparatus.

Cov tib neeg qhov muag thiab pinhole koob yees duab

Pinhole lub koob yees duab, los ntawm txoj kev, ib yam li lub hauv paus ntsiab ntawm qhov kev txiav txim cov tib neeg qhov muag - cov duab nyob rau hauv nws cov kev tshuaj ntsuam kuj tau txais los ntawm qhov me me qhov, thiab upside down. Qhov no tshwm sim los ntawm qhov tseeb hais tias lub teeb tau txais nyob rau hauv lub ob lub qhov muag, thiab nyob rau hauv lub tshuab nyob rau ntawm ib lub - rays reflected los ntawm cov saum toj kawg nkaus ntawm cov khoom taw thiab lub rays reflecting khoom nyob ze rau hauv av, qhia upward. lawv hla hauv lub chamber, yog li ntawd cov duab nyob rau hauv lub koob yees duab screen puv upside down. Nyob rau hauv peb lub cev duab nyob rau hauv qhov tseeb txoj hauj lwm rov rau lub paj hlwb, thiab nyob rau hauv lub koob yees duab - daim iav.

Keeb kwm ntawm lub pinhole koob yees duab

Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog nws ob txhais tes, kev xav, thiab peb pog koob yawg koob - tus thawj lub sij hawm no tshwm sim yog pom los ntawm Aristotle nyob rau hauv IV caug xyoo. BC

Lub legendary Leonardo da Vinci thawj piav txog tus algorithm thiab lub mechanism ntawm nws cov hauj lwm. Nws tsim siv nyob rau hauv cov Nrab Hnub nyoog, ntxias - lub koob yees duab obscura pab lawv ua duab-cov ntawv luam ntawm tej khoom.

Yuav kom kawm tau li cas yuav ua rau lawv tus kheej txhais tes lub koob yees duab obscura nyob rau hauv ib tug ntau "advanced" version, zaum xav tias tom qab. Nyob rau hauv 1568 lub hauv paus ntsiab lus ntawm lub pinhole koob yees duab lawm - Venetian inventor De Barbaro hloov screen plano-convex lens. Qhov no innovation ho paub clarity thiab saturation ntawm daim duab. Tus ntaus ntawv yog hu ua pinhole koob yees duab-koob yees duab. Nws tau los ua ib tug stepping pob zeb rau cov niaj hnub lub koob yees duab.

Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab tawm ntawm lub thawv nrog lawv ob txhais tes

Rau lub chaw ua khoom ntawm nws tus kheej pinhole koob yees duab yuav tsum tau:

• cardboard lub thawv los ntawm nyob rau hauv lub tshuaj yej los yog kua txiv;
• nyias translucent ntawv - zoo meej vellum los yog parchment;
• txiab;
• cov kua nplaum;
• Scotch.

Yog li ntawd, yuav ua li cas yuav ua rau ib tug pinhole koob yees duab tawm ntawm lub thawv nrog lawv ob txhais tes los ntawm cov tshuaj yej, kua txiv thiab thiaj li nyob. Etc.:

1. Txiav ntawm ib tug me me qhov rais ntawm lub box phab ntsa.
2. Los ntawm kev siv nplaum los yog nplaum kab xev, npog lub qhib daim ntawm ib tug haum daim ntawv, xa nws mus rau hauv ib qho screen chamber neej yav tom ntej.
3. Nyob rau hauv nruab nrab ntawm lub opposite phab ntsa ua ib lub qhov txoj kab uas hla ntawm tsis ntau tshaj 1 hli. Coj kom zoo dua ntawm no rab koob, pin, pushpin.

Hais tias yog tag nrho cov kev qhia ntawv qhia rau koj yuav ua li cas yuav ua rau ib tug pinhole koob yees duab tawm ntawm lub thawv nrog lawv ob txhais tes. Siv koj invention nyob rau hauv ib tug darkened chav tsev - taw tes nws nyob rau hauv lub ci thiab contrasting teeb qhov chaw - xws li ib tug burning tswm ciab. Nws inverted duab yuav tsum tau reflected nyob rau hauv daim ntawv tshuaj ntsuam.

Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog nws ob txhais tes: lub koob yees duab

Nyob rau hauv lub neej no hacking peb sib tham txog lub creation ntawm ib tug ntau, tab sis kuj xav paub ntau nthuav pinhole koob yees duab, uas koj yuav tau txais tiag tiag cov duab. Yuav pib, sib sau ua ke rau qhov tsim nyog uas siv:

• Aluminium lub thawv;
• ib daim ntawm cov yas;
• matchbox;
• 2 "chim" rau cov zaj duab xis;
• 35 hli zaj duab xis nws tus kheej;
• dub xim, ib tug txhuam hniav;
• sau riam;
• hluav taws xob kab xev;
• ib rab koob;
• txiab;
• kab;
• cwj mem qhuav.

Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog nws ob txhais tes, nyeem rau:

1. Txiav ib lub qhov rais nyob rau hauv sab hauv ntawm lub box. Pom zoo nws loj - 36h24 hli. Nws sawv yuav ob leeg tawm ua lwj ua liam nraus (nws yuav muab ib tug txawv txawv nyhuv ntawm yav tom ntej txhaj tshuaj), thiab ua tsum pauv rau sawing los yog riam sau.
2. Lub sab hauv ntawm lub thawv kiag xim nrog dub xim. Siv ib tug matte es glossy xim.
3. Siv ib daim yas, hov nws kawg. Ua raws li cov "chim" daim kab xev, raws li nyob rau hauv cov kev yees duab, thiab ib tug ntse ntsis, nuv qhib zaj duab xis, yav tas los tso rau hauv lub thawv. Thaum Rewinding yuav hnov clicks - mus tsim ib tug tshiab num rau yuav tsum tau scroll los ntawm cov zaj duab xis 8-9 clicks.
4. Rov qab mus rau sab nraum lub thawv - nruj me ntsis nyob rau hauv nruab nrab, txiav ib tug duab plaub 8x5 hli.
5. Ntawm txhuas yuav txiav ib tug square 15x15 hli. Nyob rau hauv nruab nrab, ua lub koob lub qhov - lub me me thiab nws yog, qhov zoo.
6. Tam sim no xim nrog dub xim thiab cov txheej ib feem ntawm lub thawv thiab txhuas lub thawv.
7. Siv ntaub nplaum txhuas feem rau cov txheej ib feem ntawm lub box peephole daim kab xev.
8. Ua shutter - txiav ib daim duab los qhia, ua raws li nws mus rau lub qhov "lens", lo rau lub "chamber". Siv ib tug sawb ntawm cov duab los qhia 10h30 hli, siab dub xim nws nyob rau hauv, ntxig no improvised ntaus shutter li ib qho piv txwv.
9. Rewind cov zaj duab xis nyob rau hauv lub "qhov" ua xws li ib tug ua ntawm cov duab los qhia thiab daim kab xev.
10. Yuav ua li cas yuav ua rau ib tug pinhole koob yees duab tawm ntawm cov duab los qhia nrog lawv ob txhais tes? Ntawm no, thaum kawg, thiab qhov kawg point. Ntxig zaj duab xis ntawm lub txheej thiab puab yog ib feem ntawm lub qhov-matchbox screen. Yuav kom siv tau cov zaj duab xis tsis nrog lawv tham, yuav raug txuas mus rau sab tod los ntawm tus thib ob lub koob yees duab "chim" rau nws winding. Ruaj ntswj kom nruj tag nrho cov qhov chaw nrog daim kab xev.

Yog li ntawd peb rhuav ob txoj kev, qhia rau koj yuav ua li cas yuav ua rau ib tug pinhole koob yees duab nrog nws ob txhais tes. Cov yav tas yog zoo dua rau shooting siv ib lub kos thiab lub shutter qhib rau ib tug ntev ntawm lub sij hawm - nyob rau hauv tshav ntuj huab cua rau 6 vib nas this, nyob rau hauv cov pos huab - 7-8 vib nas this.