Mibvunzo yemuenzaniso weOptical Instrument

Mienzaniso gumi nemiviri yeMibvunzo yeOptical Instrument

Girazi Rakakombama

1. Mufananidzo wakagadzirwa negirazi rakakombama rechinhu chakareba h chakaiswa padaro diki pane f (f = kureba kwegirazi) uri...

A. chaiyo, yakatwasuka, yakaderedzwa

B. chaiyo, yakatwasuka, yakakura

C. chaiyo, yakatwasuka, yakaderedzwa

D. chaiyo, yakapindurwa, yakakura

E. chaiyo, yakapindurwa, yakaderedzwa

Kukurukurirana

Muenzaniso wemumvuri wakafanana nemubvunzo uri pamusoro apa ndewekuti unotevera. Zvichibva pamufananidzo uyu, mumvuri wacho uri pakombiyuta, wakatwasuka, uye wakakura. Mhinduro chaiyo ndiB.

2. Kana chinhu chikaiswa pakati penzvimbo inotarisa chinhu uye pamusoro pegirazi rakakombama, mufananidzo wacho unoumbwa:

(1) yakakurisa kaviri

(2) yakatwasuka

(3) ine daro remufananidzo = daro rekutarisa

(4) pamhepo

Mhinduro chaiyo ndeyekuti…

A. 1, 2 na3

B. 1 ne3

C. 1 ne4

D. 4 chete

E. zvese zvakarurama

Kukurukurirana

Ngatitii daro renzvimbo yakatarisana kana kureba kwenzvimbo yakatarisana (f) = 20 cm uye daro rechinhu (s) = 10 cm, sezvakaratidzwa mumufananidzo uri pazasi.

a) Nharaunda yemumvuri

1/f = 1/s + 1/s'

1/20 = 1/10 + 1/s'

1/20 – 1/10 = 1/s'

1/20 – 2/20 = 1/s'

-1/20 = 1/s'

s' = -20 cm

Kureba kwemumvuri kunoreva kuti mumvuri uri pakombiyuta. Mumvuri uri pakombiyuta nekuti hapana chiedza chinopfuura nepakati pawo. Izvi zvinoratidzwa nemutsetse une madotsi mumufananidzo.

b) Kukura kwemufananidzo

M = -s'/s = -(-20)/10 = 20/10 = 2 kanomwe

Kukura kwakanaka kwemufananidzo kunoreva kuti mufananidzo wacho wakamira. Mufananidzo wacho wakakura kaviri.

Hunhu hwemumvuri zvichibva pamufananidzo nemhedzisiro yekuverenga iri pamusoro ndeiyi:

1. Yakakura kaviri

2. Yakarurama

3. Kureba kwemufananidzo = kureba kwefocal = 20 cm

4. Zviri pachena kuti zvinhu zvakaita sei

Mhinduro chaiyo ndiE.

Girazi Rinotenderera

3. Girazi rakamonereka rinoiswa pakona mumugwagwa. Kana chinhu chiri kure negirazi, kureba kwemufananidzo wakagadzirwa i1/16 yekukwirira kwechinhu chacho. Kureba kwegirazi ndiko…

A. 2/15 m

B. 2/17 m

C. 5/8 m

D. 15/2 m

E. 17/2 m

Kukurukurirana

Zvinozivikanwa kuti:

Nhambwe yechinhu = mamita maviri

Kukura kwemufananidzo (M) = 1/16 kanomwe

Mubvunzo: Kureba kwegirazi rakatenderedzwa

Mhinduro:

Kutanga verenga daro remumvuri (s'):

Kureba kwemufananidzo i - 1/8 mita. Chiratidzo chekuramba chinoreva kuti mufananidzo wacho uri wepaindaneti.

Kureba kwegirazi rakatenderedza (f):

Chiratidzo chekusaratidza chinoreva kuti chinhu chiri kutariswa negirazi rakapinza chinenge chiri chepamhepo.

Mhinduro chaiyo ndiA.

4. Mufananidzo wakagadzirwa negirazi rakamonana uye chinhu chakareba h chakaiswa pamberi pegirazi ndicho...

A. chaiyo, yakatwasuka, yakakura

B. chaiyo, yakatwasuka, yakakura

C. chaiyo, yakatwasuka, yakaderedzwa

D. chaiyo, yakapindurwa, yakakura

E. chaiyo, yakatwasuka, yakaderedzwa

Kukurukurirana

Zvichibva pamufananidzo uri padivi, hunhu hwemumvuri hwakasiyana, hwakamira, uye hwakaderera.

Mhinduro chaiyo ndiE.

Lenzi yeConvex

5. Kubva pagirafu remagirazi e convex riri pamusoro, kukura kwemufananidzo pa 1/s = 3 ndiko...

A. ka1,5

B. ka2

C. ka3

D. ka4

E. ka6

Kukurukurirana

Zvinozivikanwa kuti:

1/s = 3 cm ^-1 , s = 1/3 cm

1/s' = 1 cm ^-1 , s' = 1/1 cm = 1 cm

Mubvunzo: Kukura kwemufananidzo (M)

Mhinduro:

Kukura kwemufananidzo:

M = s' : s

M = 1 cm : 1/3 cm

M = 1 cm x 3/1 cm

M = katatu

Mhinduro chaiyo ndiC.

Lenzi yeConcave

6. Mwenje wechiedza unowira pagirazi rakakombama. Mugirazi, mwenje wechiedza unoona…

A. refraction kuitira kuti mwaranzi ipararire

B. kuratidzwa kuitira kuti chiedza chipararire

C. kudzorwa kwemwaranzi kuitira kuti mwaranzi iungane

D. kuratidzwa kuitira kuti chiedza chiungane

E. refraction asi mwaranzi inoramba yakafanana

Kukurukurirana

Magirazi anogona kuratidza chiedza ukuwo magirazi achiratidza chiedza.

Magirazi eConcave ane hunhu hwekuparadzira chiedza, saka anonziwo magirazi akasiyana-siyana.

Mhinduro chaiyo ndiA.

Loot

7. Lenzi ine urefu hwemasendimita mashanu inoshandiswa segirazi rinokudza. Kana ziso rakajairika richishandisa girazi rinokudza rine nzvimbo yakakwana, saka kukura kwegirazi rinokudza kwekona...

A. ka3

B. ka4

C. ka5

D. ka6

E. ka8

Kukurukurirana

Zvinozivikanwa kuti:

Kureba kwelenzi (f) = 5 cm

Pedyo nepaziso remazuva ose (N) = 25 cm

Akabvunzwa: Kukura kwegirazi rinokudza kwekona

Mhinduro:

Kana ziso rakanyatsokwana, daro remufananidzo unogadzirwa negirazi rinokudza zvinhu rakafanana nepoindi iri pedyo neziso rakajairika. Nzira yekuwedzera angle yegirazi rinokudza zvinhu kana ziso rakanyatsokwana:

Mhinduro chaiyo ndiD.

Zvirwere zveMaziso

8. Munhu ane hypermetropia anofanira kupfeka magirazi ane simba re lenzi re +2 diopters kuti aone zvakanaka. Saka, daro riri pedyo zvikuru iro munhu anogona kuona asina magirazi ndere...

A. 2,5 cm

B. 15 cm

C. 50 cm

Kureba 60 cm

E. 100 cm

Kukurukurirana

Zvinozivikanwa kuti:

Simba regirazi (P) = +2 diopters

Mubvunzo: Ndeipi daro riri pedyo zvikuru iro munhu anogona kuona asina magirazi?

Mhinduro:

Lenzi ine denderedzwa kana kuti convex?

Simba relenzi rakanaka, saka lenzi inoshandiswa i lenzi yakanaka, inozivikanwawo se lenzi yakakombama, inozivikanwawo se lenzi inotenderera.

Ndeipi nzvimbo yekutarisa yelenzi?

P = 1/f

2 = 1/f

f = 1/ 2 = 0,5 metres = 50 cm

Kureba kwefocal ye lens ine convex i50 cm.

Kuona zviri pedyo kana kuti kuona zviri kure?

Kana lenzi inoshandiswa iri lenzi yakapinza, zvinoreva kuti iri pedyo.

Ndeipi daro riri pedyo iro ziso rinogona kuona pasina magirazi?

Nzvimbo iri pedyo neziso rakajairika i25 cm. Kuti ziso rione chinhu chiri kure ne25 cm seziso rakajairika, lenzi inofanira kuumba mufananidzo uri kure ne x cm pamberi pelenzi. Mufananidzo uri pamberi pelenzi yakakombama kuitira kuti mufananidzo uve wakatwasuka uye uri chaiwo. Mufananidzo uri chaiwo, saka daro remufananidzo (s') harina kunaka.

-1/s' = 1/f – 1/s

-1/s' = 1/50 – 1/25 = 1/50-2/50 = -1/50

-s' = -50/1 = -50 cm = -0,50 mamita

s' = 50 cm = 0,5 mamita

Daro riri pedyo rinogona kuonekwa neziso risingaonekwe zvakanaka i50 cm. Daro riri pedyo neziso risingaonekwe zvakanaka i25 cm.

Mhinduro chaiyo ndiC.

Magirazi

9. Munhu ane chirwere chepresbyopic ane hurefu hwemasendimita makumi mashanu. Kana achida kuverenga ari padanho rekuverenga rakajairika, anoda magirazi ane simba re...

A. -2 diopters

B. -1/2 diopta

C. + 1/2 diopta

D. +2 diopters

E. +4 diopters

Kukurukurirana

Nzvimbo iri pedyo neziso rakajairika i25 cm, uye nzvimbo iri pedyo nemurwere i50 cm. Izvi zvinoreva kuti munhu wacho anonetseka kuona pedyo, chirwere chinozivikanwa sekuona kure. Kuona kure kunogona kugadziriswa uchishandisa lenzi ine convex, sezvakaratidzwa mumufananidzo uri pazasi.

Kuti chinhu chionekwe chiri kure ne 25 cm pamberi peziso, lenzi inofanira kuumba mufananidzo uri kure ne 50 cm pamberi peziso ne lenzi. Mufananidzo unofanira kunge uri pamberi peziso kuti uonekwe, saka mufananidzo wacho unofanira kunge wakamira uye uri wechokwadi.

Zvinozivikanwa kuti :

Kureba kwechinhu = 25 cm

Daro remufananidzo (s') = -50 cm (negative nekuti iri paindaneti)

Mubvunzo : Kureba kwegirazi (f) uye simba regirazi (P)

Mhinduro :

1/f = 1/s + 1/s'

1/f = 1/25 + 1/-50

1/f = 2/50 – 1/50

1/f = 1/50

f = 50/1 = 50 cm = 0,5 mamita

Kureba kwakanaka kwefocal zvinoreva kuti lenzi inoshandiswa igirazi rakapinza.

P = 1/f = 1/0,5 = +2 Diopters

Simba regirazi iri +2 D. Chiratidzo chakanaka chinoreva kuti iro rinoshandiswa igirazi rakamonana.

Mhinduro chaiyo ndiD.

maikorosikopu

10. Maikorosikopu ine lenzi ine girazi rekutarisa (objective lens) nelenzi ine urefu hwe 0,9 cm uye 5 cm zvichiteerana. Munhu anoisa sampuli ye 10 mm pamberi pelenzi ine girazi rekuona (objective lens) kuti ionekwe kuburikidza nelenzi ine girazi rekuona (eyepiece lens) pasina kupindirana. Kana chinhu chine urefu hwe 0,5 mm uye daro rekuverenga remunhu riri 25 cm, kureba kwechinhu chacho kuchave...

A. 7,5 mm

B. 10 mm

C. 12,5 mm

D. 15 mm

E. 20 mm

Kukurukurirana

Zvinozivikanwa kuti:

Kureba kwelenzi yechinangwa (f _ob ) = 0,9 cm = 9 mm

Kureba kwelenzi yemaziso (kana _zvakanaka ) = 5 cm = 50 mm

Kureba kwechinhu kubva kune lenzi chaiyo (s _ob ) = 10 mm

Kureba kwechinhu (h) = 0,5 mm

Pedyo nepaziso remazuva ose (N) = 25 cm = 250 mm

Mubvunzo: Kureba kwemumvuri (h')

Mhinduro:

Kucherechedza pasina kugadzikana kwakafanana nekucherechedza nekugara zvishoma, apo ziso rinozorora pakuona mufananidzo uri kure zvikuru.

Kutanga, verenga daro remufananidzo kubva kune lenzi inoonekwa. Lenzi inoonekwa igirazi rakamonana, saka fomura ye lenzi inoonekwa inoshandiswa:

1/s _ob ' = 1/f _ob – 1/s _ob = 1/9 – 1/10 = 10/90 – 9/90 = 1/90

s _ob ' = 90/1 = 90 mm

Kukura kwese kwemaikorosikopu kana ziso riri panzvimbo yakaderera kana mufananidzo uri panzvimbo isingaperi kunoverengerwa uchishandisa fomura iyi:

Kureba kwemumvuri = kureba kwechinhu x kukura kwese = (0,5 mm)(45) = 22,5 millimeters.

11. Maikorosikopu ine urefu hwe 2,0 cm. Chinhu chinoiswa pasi pechinhu chiri kure ne 2,2 cm. Maikorosikopu ine urefu hwe 24,5 cm uye muoni ari kutarisa pasina kugadzikana. Kana muoni aine maziso akajairwa, kukura kwese kwemakrosikopu…

A. ka20

B. ka25

C. ka50

D. ka75

E. ka100

Kukurukurirana

Zvinozivikanwa kuti:

Kureba kwe lenzi yekutarisa (f _ob ) = 2,0 cm

Kureba kwechinhu chiri pamberi pe lenzi (s _ob ) = 2,2 cm

Kureba kwemaikorosikopu (l) = 24,5 cm

Pedyo nepaziso remazuva ose (N) = 25 cm

Kucherechedza pasina kugadziriswa

Mubvunzo: Kukura kwese kwemaikorosikopu (M)

Mhinduro:

Ziso haripindi zvakanyanya kana mufananidzo uri kure zvikuru, sezvakaratidzwa pamufananidzo uri padivi.

Nzira yekukudza maikorosikopu zvachose kana ziso riri panzvimbo yaro:

Information :

M = kukura kwese

l = kureba kwemaikorosikopu = kureba pakati pe lenzi yakananga ne lenzi yeziso = kureba kwe lenzi yakananga ye lenzi yeziso + kureba kwemufananidzo kubva kune lenzi yakananga (s _ob ') = f _ok + s _ob '

Kureba kwemufananidzo kubva kune lenzi chaiyo (s _ob '):

1/f _ob = 1/s _ob + 1/s _ob '

1/s _ob ' = 1/f _ob – 1/s _ob = 1/2 – 1/2,2 = 2,2/4,4 – 2/4,4 = 0,2/4,4

s _ob ' = 22

Kureba kwemufananidzo kubva kune lenzi yekutarisa ndeye 22 cm.

Kureba kwefocal yelenzi yeziso (kana _zvakanaka ):

l = f _zvakanaka + s _ob '

f _ok = l – s _ob ' = 24,5 – 22 = 2,5 cm

Kukura kwese kwemaikorosikopu (M):

Mhinduro chaiyo ndiE.

12. Mudzidzi (Sn = 25 cm) akaita bvunzo achishandisa maikorosikopu, nedata sezviri mudhayagiramu inotevera. Kukura kwemaikorosikopu ndiko…

A. ka30

B. ka36

C. ka40

D. ka46

E. ka50

Kukurukurirana

Zvinozivikanwa kuti:

Pedyo nepaziso remazuva ose (N) = 25 cm

Kureba kwechinhu (s _ob ) = 1,2 cm

Kureba kwechinangwa (f _ob ) = 1 cm

Kureba kwefocal yelenzi yeziso (f _ok ) = 5 cm

Kureba pakati pe lenzi yakanangana ne eyepiece = 10 cm

Akabvunzwa: Kukwidziridza maikorosikopu

Mhinduro:

Kana mufananidzo wekupedzisira uri kure zvisingaperi, ziso richakwanisa kupindira zvishoma, asi kana mufananidzo uri kure zvisingaperi, ziso richakwanisa kupindira zvakanyanya. Mufananidzo wekupedzisira uri pamusoro unoratidza mufananidzo uri kure zvisingaperi kuitira kuti ziso rikwanise kupindira zvakanyanya.

Nzira yekuwedzera microscope kana ziso riri panzvimbo yaro yakakwana:

Kukurukurirana kwemaikorosikopu

Mabhinokurasi

Kukurukurirana nezvemabhinokurasi

13. Tarisa mufananidzo wenzira yechiedza ichiumba mufananidzo uri pamaikorosikopu anotevera:
Kureba pakati pe lenzi yakanangana ne lenzi yemaziso dKwakabva maikorosikopu….

A. 20 cm
B. 24 cm
C. 25 cm
Kureba 27 cm
E. 29 cm

Kukurukurirana

Zvinozivikanwa kuti:
Kureba kwechinhu kubva kune lenzi yechinangwa (s)_ob) = 2 cm
Kureba kwegirazi rekutarisa (f)_ob) = 1,8 cm
Kureba kwemufananidzo chaiwo kubva pane lenzi yemaziso (s)_ok) = 6 cm
Kureba kwegirazi remaziso (f)_ok) = 6 cm
Mubvunzo: Kureba pakati pe lenzi chaiyo ne lenzi yemaziso (kureba kwechubhu ye microscope)
Mhinduro:

Tarisa mufananidzo uri pamusoro apa. Kana ziso riri panzvimbo yaro, mufananidzo wekupedzisira unogadzirwa nelenzi yemaziso unenge uri kure kusingaperi. Kuti mufananidzo wekupedzisira unogadzirwa nelenzi yemaziso uve kure kusingagumi, mufananidzo chaiwo unogadzirwa nelenzi yemaziso unofanirwa kunge uri panzvimbo yakatarisana nelenzi yemaziso. Saka, daro riri pakati pelenzi yemaziso nelenzi yemaziso (l) = daro remufananidzo chaiwo kubva kune lenzi yemaziso (s _ob ') + kureba kwelenzi yemaziso (f _ok ).

Kureba kwemufananidzo chaiwo kubva kune lenzi yekutarisa (s)_ob') :
1 / s_ob + 1/s_ob' = 1/f_ob
1 / s_ob' = 1/f_ob – 1/s_ob
1 / s_ob' = 1/1,8 – 1/2
1 / s_ob' = 10/18 – 9/18 = 1/18
s_ob' = 18 cm

Kureba pakati pe lenzi chaiyo ne lenzi yemaziso (kureba kwechubhu ye microscope):
l = s_ob' + f_ok
l = 18 cm + 6 cm
l = 24 cm
Mhinduro chaiyo ndeiyi B.

Kwakabva mubvunzo:

Mibvunzo yeNational Examination Physics yeChikoro Chesekondari/Chikoro Chepamusoro Chebasa

Mienzaniso yemibvunzo nezvezvishandiso zvemaziso zvinoonekwa
Munhu ane maziso akajairwa anotanga kuona chinhu chiri kure nemamita mazana mashanu. Mushure mechinguva chidiki munhu anoona chinhu chiri kure nemamita imwe. Daro riri pakati pe cornea ne retina Mata inoonekwa seyakafanana nedaro remumvuri, iro rinenge 2,5 cm. Verenga:
(a) Kureba kwechinhu chiri kure nemamita mazana mashanu (500 metres) uye simba rechinhu chinotariswa nemaziso kana chakatarisa pane chimwe chinhu
(b) Kureba kwechinhu uye simba rechinhu chinoonekwa pachinotarisa chinhu chiri kure nemita imwe
(c) Kuchinja kwehurefu hwechiso cheziso kana uchitarisa maswichi kubva pamamita mazana mashanu kusvika pamita imwe chete.
Kukurukurirana
Zvinozivikanwa kuti:
Kureba kwechinhu 1 (s)₁) = mita imwe = 50.000 cm
Kureba kwechinhu 2 (s)₂) = mita imwe = 100 cm
Nharaunda yemumvuri (s') = 2,5 cm
Mhinduro:
(a) Kureba kwemaziso nesimba regirazi reziso kana ziso rikatarisa pane chimwe chinhu chiri kure nemamita mazana mashanu
Kureba kwefocal (f) kwe eyepiece kunoverengerwa uchishandisa fomura ye lenzi ine convex :
1/f₁ = 1/s₁ + 1/s' = 1/50.000 + 1/2,5 = 1/50.000 + 20.000/50.000 = 20.001/50.000
f₁ = 50.000/20.001 = 2,499875 cm
f₁ = 0,02499875 mamita
Simba regirazi reziso:
P₁ = 1/f₁ = 1/0,02499875 = 40,0 Diopters

(b) Kureba kwemaziso nesimba regirazi reziso kana ziso rikatarisa pane chimwe chinhu chiri kure nemita imwe
Kureba kwechidzitiro cheziso (f):
1/f₂ = 1/s₂ + 1/s' = 1/100 + 1/2,5 = 1/100 + 40/100 = 41/100
f₂ = 100/41 = 2,439024 cm
f₂ = 0,02439024 mamita
Simba regirazi reziso:
P₂ = 1/f₂ = 1/0,02439024 = 41,0 Diopters

(c) Kuchinja kwehurefu hwefocal uye simba relenzi yeziso kana maswichi efocal anoshandiswa kubva pamamita mazana mashanu kusvika pamita imwe chete.
Kuchinja kwehurefu hwe lenzi yeziso = f₁ - f₂ = 0,02499875 – 0,02439024 = 0,00060851 mamita
Kuchinja kwesimba relenzi yeziso = 41,0 - 40,0 = 1,0 Diopters

Zvichibva pakukurukurirana kwemibvunzo iri pamusoro apa, zvinogona kugumiswa kuti:
– Hurefu hwechiso cheziso hwakakura kana ziso richiona zvinhu zviri kure uye hurefu hwechiso cheziso hudiki kana ziso richiona zvinhu zviri kure.
– Simba reziso rinokura kana ziso richitarisa chinhu chiri pedyo, uye simba reziso rinoderera kana ziso richitarisa chinhu chiri kure. Saka kana chinhu chiri pedyo, simba reziso rinokurawo.

Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo pamusoro pezvishandiso zvemaziso.

Muenzaniso wemibvunzo yegirazi
Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo iri pamagirazi emaziso.

Mibvunzo yemuenzaniso we contact lens
Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo iri pamidziyo yekuonana nelenzi.

Muenzaniso wemubvunzo wegirazi rinokudza kana mubvunzo wegirazi rinokudza
Chinyorwa chidiki zvekuti hachigone kuverengwa. Munhu anoverenga zvakanyorwa achishandisa girazi rinokudza kana ziso risingakwanise kuverengerwa, kona yekukudza yegirazi rinokudza i5x. Ndeipi nzvimbo yakatarisana negirazi rinokudza?
Kukurukurirana
Zvinozivikanwa kuti:
Pedyo nepaziso remazuva ose (N) = 25 cm
Kukura kwekona yegirazi rinokudza (M) = 5 x
Akabvunzwa: Kureba kwegirazi rinokudza (f)
Mhinduro:
Nzira yekukudza kona yegirazi rinokudza kana ziso riri panzvimbo yaro yepamusoro:
M = (N/f) + 1
5 = (25 cm / f) + 1
5 – 1 = 25 cm / f
4 = 25 cm / f
f = 25 cm / 4
f = 6,25 cm
Kureba kwegirazi rinokudza zvinhu i6,25 cm. Kureba kwegirazi rinokudza zvinhu kwakanaka nekuti girazi rinokudza zvinhu rinoshandisa lenzi yakamoneredzwa iro rinonziwo "positive lens".

Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo pamusoro pemagirazi ekukudza kana magirazi ekukudza.

Mibvunzo yemuenzaniso we microscope
Munhu ane maziso akajairwa anoona chinhu achishandisa maikorosikopu. Kureba kwelenzi yekutarisa ndeye 20 mm uye kureba kwelenzi yekutarisa ndeye 30 mm. Kana mufananidzo chaiwo unoburitswa nelenzi yekutarisa uri kure ne 10 cm, verenga kukura kweikorosikopu painoonekwa neziso panguva shoma.
Kukurukurirana
Zvinozivikanwa kuti:
Kureba kwegirazi rekutarisa (f)_ob) = 20mm
Kureba kwegirazi remaziso (f)_ok) = 30mm
Kureba kwemufananidzo (s) we lenzi yechinangwa_ob') = 10 cm = 100 mm
Kureba kwenzvimbo iri pedyo neziso rakajairwa (N) = 25 cm = 250 mm
Akabvunzwa: Kukura kwemaikorosikopu kwekona kana kuchionekwa neziso panguva yekumira zvishoma
Mhinduro:
Fomura yekuwedzera kwemakona ese emakona kana ziso richikwanisa kugamuchira zvishoma:

Kukura kwese kwemakona (M) emaikorosikopu kana ziso riri panzvimbo yaro inenge iri pa42,0 x.

Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo yechiedza chemaikorosikopu.

Muenzaniso wemubvunzo weteresikopu yenyeredzi
Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo iri pamateresikopu enyeredzi.

Mienzaniso yemibvunzo nezvezvishandiso zvekamera
Kukurukurirana kwakazara kwemibvunzo kunogona kudzidzwa munyaya iyi maererano nemienzaniso yemibvunzo iri pamidziyo yekuona kamera.