ʻEpekema

Hiki ke hoʻoponopono ʻia ka ʻike kokoke a me ka ʻike mamao me ka hoʻohana ʻana i nā aniani maka a me nā aniani pili . Hoʻopili ʻia nā aniani maka i nā aniani maka, ʻoiai hoʻopili ʻia nā aniani pili i ka maka. Aia nā aniani ma kahi mamao mai ka maka, ʻoiai hoʻopili ʻia nā aniani pili i ka maka, no laila he mea liʻiliʻi ka mamao ma waena o ka aniani pili a me ka maka.

Ua wehewehe kēia ʻatikala i nā hiʻohiʻona o nā pilikia i loaʻa i ka poʻe ʻike kokoke a me ka poʻe ʻike mamao, nā ʻano aniani i hoʻohana ʻia e hoʻoponopono i ka ʻike, ko lākou lōʻihi o ke kikowaena, a me ko lākou ikaika. Ke nānā nei kēia ʻatikala i ka hoʻohana ʻana i nā aniani hoʻopili e hoʻoponopono i nā maka ʻike kokoke a me ka poʻe ʻike mamao.

ʻIke kokoke a me nā aniani concave

ʻO ka mamao loa e hiki ke ʻike maopopo ʻia e ke kanaka ʻike kokoke a i ʻole myopic he 50 kenimika. I mea e ʻike maopopo ai ke kanaka ʻike kokoke i nā mea ma kahi mamao palena ʻole, e hoʻoholo (a) ke ʻano o ka lens i hoʻohana ʻia, (b) ka lōʻihi o ke kikowaena o ka lens a me ke ʻano o ka lens, (c) ka ikaika a i ʻole ka mana o ka lens.
Kokoke loa nā aniani hoʻopili i ka maka, no laila e hoʻowahāwahā i ka mamao ma waena o ka aniani a me ka maka. Ua manaʻo ʻia ka mamao ma waena o ka mea a me ke kiʻi a me ka aniani hoʻopili e like me ka mamao ma waena o ka mea a me ke kiʻi a me ka maka.
Pahana
(a) ʻAno o ka lens i hoʻohana ʻia
Ma ke kumuhana ʻike kokoke Ua wehewehe ʻia ʻo nā aniani i hoʻohana ʻia e hoʻomaʻamaʻa i nā maka kokoke he mau aniani concave a i ʻole nā ​​​​aniani divergent a i ʻole nā ​​​​aniani maikaʻi ʻole.
(B) Ka lōʻihi o ke kikowaena o ka lens
ʻO ka mea i ʻike ʻia e ka maka kokoke ma o ka lens hoʻopili aia ma ka palena ʻole, no laila pono ke aniani e hana i kiʻi ma kahi mamao o 50 cm ma mua o ka lens hoʻopili. Aia ke kiʻi i mua o ka lens, no laila he virtual ke kiʻi (e hoʻohālikelike i ka wehewehe ʻana ma ke kumuhana kiʻi aniani ʻūpā)
Ua ʻike ʻia :
Ka mamao o ka mea (s) = palena ʻole
Ka mamao o ke kiʻi (s') = -50 kenimika (maikaʻi ʻole no ka mea he virtual ke kiʻi)
Ua nīnau ʻia : Ka lōʻihi (f)
Pane :
1/f = 1/s + 1/s'
1/f = 1/~ + (- 1/50)
1/f = 0 – 1/50
1/f = – 1/50
f = – 50/1 kenimika = -50 kenimika = -0,5 mika.
ʻO ka lōʻihi o ke kikowaena maikaʻi ʻole ʻo ia hoʻi ka lens i hoʻohana ʻia aniani ʻūpā a i ʻole aniani hoʻokaʻawale.
 
(c) Mana aniani
P = 1/f = 1/-0,5 m = -2 Diopters
ʻO ka ikaika a i ʻole ka mana o ka lens he -2 D. ʻO ka hōʻailona maikaʻi ʻole, ʻo ia hoʻi, he lens concave a he lens diverging paha ka lens i hoʻohana ʻia.

ʻIke kokoke a me nā aniani convex

ʻO ka mamao kokoke loa e hiki ke ʻike maopopo ʻia e ke kanaka ʻike kokoke he 50 kenimika. I mea e hiki ai i ke kanaka ke heluhelu ma kahi mamao o 25 kenimika e like me ka maka maʻamau, e hoʻoholo (a) ke ʻano o ka lens i hoʻohana ʻia, (b) ka lōʻihi o ke kikowaena o ka lens, (c) ka mana o ka lens.
Kokoke loa nā aniani hoʻopili i ka maka, no laila e hoʻowahāwahā i ka mamao ma waena o ka aniani a me ka maka. Ua manaʻo ʻia ka mamao ma waena o ka mea a me ke kiʻi a me ka aniani hoʻopili e like me ka mamao ma waena o ka mea a me ke kiʻi a me ka maka.
Pahana
(a) ʻAno o ka lens i hoʻohana ʻia
Ma ke kumuhana ʻike mamao Ua wehewehe ʻia ʻo nā aniani i hoʻohana ʻia e hoʻomaʻamaʻa i nā maka kokoke he mau aniani convex a i ʻole nā ​​​​​​aniani convergent a i ʻole nā ​​​​​​aniani maikaʻi.

(B) Ka lōʻihi o ke kikowaena o ka lens
I mea e hiki ai i ka mea e nānā ʻia ana ke waiho ʻia he 25 kenimika i mua o ka maka, pono ke aniani e hana i kiʻi ma kahi mamao o 50 kenimika i mua o ka maka. Aia ke kiʻi i mua o ka aniani, no laila ua kū pololei ke kiʻi a he virtual (e hoʻohālikelike i ka wehewehe ʻana ma ke kumuhana kiʻi aniani convex)
Ua ʻike ʻia :
Ka mamao o ka mea (s) = 25 kenimika
Ka mamao o ke kiʻi (s') = -50 kenimika (maikaʻi ʻole no ka mea he virtual)
Ua nīnau ʻia : Ka lōʻihi o ke kikowaena (f) o ka aniani hoʻopili
Pane :
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 kenimika = 0,5 mika
ʻO ka lōʻihi o ke kikowaena maikaʻi ʻo ia hoʻi ka lens i hoʻohana ʻia aniani convex a i ʻole aniani converging a i ʻole ka aniani maikaʻi.

(c) Mana aniani
P = 1/f = 1/0,5 = +2 Diopters
ʻO ka ikaika a i ʻole ka mana o ka lens he +2 D. ʻO ka hōʻailona maikaʻi ke ʻano he lens convex a i ʻole he lens convergent ka lens i hoʻohana ʻia.

heluhelu hou

Hiki ke hoʻoponopono ʻia ka ʻike kokoke a me ka ʻike mamao me ka hoʻohana ʻana i nā aniani maka a me nā aniani pili . Hoʻopili ʻia nā aniani maka i nā aniani maka, ʻoiai hoʻopili ʻia nā aniani pili i ka haumāna o ka maka. Aia nā aniani ma kahi mamao mai ka maka, ʻoiai hoʻopili ʻia nā aniani pili i ka maka, no laila he mea liʻiliʻi ka mamao ma waena o ka aniani pili a me ka maka.

Ua wehewehe kēia ʻatikala i nā hiʻohiʻona o nā pilikia i loaʻa i ka poʻe ʻike kokoke a me ka poʻe ʻike mamao, nā ʻano aniani i hoʻohana ʻia e hoʻoponopono i ka ʻike, ko lākou lōʻihi o ke kikowaena, a me ko lākou ikaika. Ke nānā nei kēia ʻatikala i ka hoʻohana ʻana i nā aniani e hoʻoponopono i nā maka ʻike kokoke a me ka poʻe ʻike mamao.

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Ke hoʻomaopopo ʻana i ka ʻike kokoke (hyperopia)

ʻO ka ʻike maka mamao , a i ʻole hyperopia, he maʻi ʻike maka ia o ka maka kahi i hiki ʻole ai i ka maka ke ʻike maopopo i nā kiko kokoke a i ʻole he blurry nā kiko kokoke. ʻOiai he paʻakikī ke ʻike i nā kiko kokoke, hiki i ka poʻe me ka ʻike maka mamao ke ʻike maopopo i nā kiko mamao. ʻO ke kiko kokoke ka mamao kokoke loa e hiki ai i ka maka maʻamau ke ʻike maopopo. ʻO ke kanaka maʻamau me nā maka maʻamau he 25 cm ka mamao kokoke. ʻO ke kiko mamao loa ka mamao loa e hiki ai i ka maka maʻamau ke ʻike maopopo. ʻO ke kanaka maʻamau me nā maka maʻamau he palena ʻole. ʻO ka palena ʻole ka huaʻōlelo i hoʻohana ʻia e wehewehe i ka mamao o nā mea mamao loa.

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Ke Hoʻomaopopo ʻana i ka ʻIke kokoke (myopia)

ʻO ka ʻike kokoke , a i ʻole myopia, he maʻi ʻike maka ia o ka maka kahi i hiki ʻole ai i ka maka ke ʻike maopopo i nā mea mamao a i ʻole he blurry nā mea mamao. ʻOiai he paʻakikī ke ʻike i nā mea mamao, hiki i ka maka ʻike kokoke ke ʻike maopopo i nā mea kokoke . ʻO ke kiko kokoke ka mamao kokoke loa e hiki ai i ka maka maʻamau ke ʻike maopopo. ʻO ke kanaka maʻamau me nā maka maʻamau he 25 cm ka mamao kokoke. ʻO ke kiko mamao loa ka mamao loa e hiki ai i ka maka maʻamau ke ʻike maopopo. ʻO ke kanaka maʻamau me nā maka maʻamau he palena ʻole. ʻO ka palena ʻole ka huaʻōlelo i hoʻohana ʻia e wehewehe i ka mamao o nā mea mamao loa.

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Mea hana maka maka

He mea hana maka ka maka i loko o ke kanaka. Hiki iā ʻoe ke heluhelu i kahi ʻatikala physics 😀 a i ʻole e nānā i ka maka o kahi ipo kāne uʻi a maikaʻi paha 🙂 Pehea inā ʻaʻole hana pono kou mau maka? Ua ʻike maopopo ʻoe i ka pane i kēia nīnau. No laila, e mahalo inā he mau maka olakino kou a hiki ke ʻike maopopo. ʻAʻole hiki i ka mea makapō ke ʻike a hiki ke noʻonoʻo wale i ke kūlana o ka honua a mākou e noho nei i kēia lā.

ʻO ka loaʻa ʻana o nā maka olakino a hana maikaʻi ka manaʻolana o nā kānaka a pau. Eia nō naʻe, i kekahi manawa, ʻaʻole i kūpono ka ʻoiaʻiʻo i nā mea i manaʻo ʻia. Ua manaʻo ʻia kekahi poʻe e ʻike i ka hana pono ʻole o ka maka, e pale ana iā lākou mai ka ʻike maopopo ʻana. ʻO ka holomua o ka ʻepekema, ʻoiai ke ʻano physics, ua hiki ai ke hana i nā mea kōkua ʻike maka e like me nā aniani a me nā aniani hoʻopili.

heluhelu hou

Ka wehewehe ʻana o ka lens convex

ʻO kekahi ʻano aniani i hoʻohana ʻia i ke ola o kēlā me kēia lā, ʻo ia ka aniani convex. ʻO ka aniani convex kahi aniani i ʻoi aku ka mānoanoa ma ke kikowaena a me ka lahilahi ma nā kihi. He ʻano poepoe kona a hana ʻia me ke aniani a i ʻole ka plastic, e hāʻawi ana iā ia i kahi index refractive ʻoi aku ka nui ma mua o ka ea.

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Ka Wehewehena o ke Aniani Concave

ʻO kekahi ʻano aniani i hoʻohana ʻia i ke ola o kēlā me kēia lā, ʻo ia ka aniani concave. ʻO ka aniani concave kahi aniani i ʻoi aku ka lahilahi ma ke kikowaena a me ka mānoanoa ma nā kihi. He poepoe pinepine nā aniani concave, ʻoiai ʻaʻole kekahi. ʻO nā aniani convex , no ka laʻana, ua hana ʻia lākou me ke aniani a i ʻole ka plastic, no laila he ʻoi aku ka nui o ka refractive index ma mua o ka ea.

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Ka Wehewehena o ke Aniani Convex

ʻO kekahi ʻano aniani i hoʻohana ʻia i ke ola o kēlā me kēia lā he aniani convex. ʻO ke aniani convex he aniani nona ke ʻano piʻo, kahi e piʻo ai i mua ka ʻili aniani e hōʻike ana i ka mālamalama.

Hoʻohana

Inā ua ʻike ʻoe i ke aniani hope o ka mokokaikala a kaʻa paha, ua kamaʻāina paha ʻoe i ka hoʻohana ʻana o nā aniani convex i kēlā me kēia lā. Hoʻohana ʻia lākou ma ke ʻano he aniani hope no ka mea he liʻiliʻi ke kiʻi a lākou e hana ai, e ʻae ana i kahi kahua ʻike ākea. Ma waho aʻe o ka nui o ke kiʻi liʻiliʻi, ʻo nā kiʻi a pau i hana ʻia he virtual a he noʻonoʻo paha. E ʻoluʻolu e aʻo i ke kumuhana o nā kiʻi aniani convex e hoʻonui i kou ʻike.

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Ka Wehewehena o ke Aniani Concave

ʻO kekahi ʻano aniani i hoʻohana ʻia i ke ola o kēlā me kēia lā, ʻo ia ke aniani concave. He aniani piʻo ke aniani concave , kahi e piʻo ai ka ʻili e hōʻike ana i hope. I mea e kōkua iā ʻoe e hoʻomaopopo, e nānā i ke kiʻi o ke aniani concave ma ka ʻaoʻao.

Hoʻohana

Inā makemake ʻoe e nānā pono i kou ʻili maka me ke akahele a me nā kikoʻī, e hoʻopaʻa i kou maka a kokoke i ka ʻili aniani o ke aniani concave a hiki i ka wā e ʻike nui ʻia ai kou aniani a ʻike maopopo ʻia kou mau pores. ʻIke nui ʻia kou aniani ma mua o kou maka no ka mea hoʻonui ke aniani iā ​​ia, kahi e hana ʻia ai ke emi kou maka ma mua o ka lōʻihi o ke aniani. E ʻoluʻolu e aʻo i ke kumuhana o nā aniani concave e hoʻomaopopo maikaʻi i kēia. Ma muli o ko lākou hoʻonui ʻana i ka aniani, hoʻohana pinepine ʻia nā aniani e nā wahine no ka hoʻomaʻemaʻe ʻana a me nā kāne no ka ʻumiʻumi.

heluhelu hou

Ua kamaʻāina maoli ʻoe me nā aniani pālahalaha 🙂 Ma mua o kou hele ʻana i ke kula, ua lōʻihi paha kou manawa e haka pono ana i kou ʻano i loko o ke aniani, e nānā ana inā he uʻi a nani paha kou helehelena 😀 He mea hana maka maʻalahi nā aniani a mākou e hoʻohana pinepine ai i kēlā me kēia lā.

Ka Wehewehena o ke Aniani Papahele

I ke ola o kēlā me kēia lā, kapa pinepine ʻia nā aniani ākea he mau aniani. Ke ʻōlelo kekahi "aniani," ʻo ia hoʻi ke aniani ākea. I ka ʻepekema kino, pono ʻoe e kapa iā lākou he mau aniani ākea e hoʻokaʻawale iā lākou mai nā aniani piʻo ( nā aniani concave a me convex ).

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