nūhou

He aha ke kukui uliuli?

Hoʻomaʻemaʻe ka Lā iā mākou i kēlā me kēia lā i ka mālamalama, ʻo ia kekahi o nā ʻano he nui o ka radiation electromagnetic, me nā hawewe lekiō, microwaves a me nā kukuna gamma.ʻAʻole hiki iā mākou ke ʻike i ka hapa nui o kēia mau hawewe ikehu e kahe ana ma ke ākea, akā hiki iā mākou ke ana iā lākou.ʻO ka mālamalama i ʻike ʻia e nā maka kanaka, ʻoiai ʻo ia e lele ana i nā mea, he mau nalu ma waena o 380 a me 700 nanometer.I loko o kēia spectrum, e holo ana mai ka violet a i ka ʻulaʻula, ʻōniʻoniʻo ke kukui polū me ka ʻaneʻane ka lōʻihi haʻahaʻa haʻahaʻa (400 a 450nm) akā kokoke i ka ikehu kiʻekiʻe loa.

Hiki i nā kukui polū ke hoʻopōʻino i koʻu mau maka?

Me ka hoʻolako ʻana i waho i ko mākou ʻike nui loa i ke kukui uliuli, ʻike mākou i kēia manawa inā pilikia ke kukui uliuli.ʻO kēlā ʻōlelo, ʻo ka nānā ʻana i ke kukui polū haʻahaʻa haʻahaʻa, me ka ʻole ʻole, no ka hapa nui o kā mākou mau hola ala, he mea hou ia, a ʻo nā maka uila he hoʻopiʻi maʻamau.

A hiki i kēia manawa ʻaʻohe mea hōʻike i ke kukui polū mai nā mea hana he mea hewa.Hiki i nā mea hoʻohana kamepiula ke kukuli ʻelima manawa ma mua o ka mea maʻamau, hiki ke hopena i nā maka maloʻo.A ʻo ka nānā ʻana i kekahi mea no ka manawa lōʻihi me ka hoʻomaha ʻole he mea ʻai no nā maka luhi.

Hiki iā ʻoe ke hōʻino i kahi retina inā ʻoe e kuhikuhi i ke kukui polū ikaika iā ia no ka lōʻihi, ʻo ia ke kumu ʻaʻole mākou e nānā pono i ka Lā a i ʻole nā ​​kukui LED.

He aha ka mea hoʻonalu kukui uliuli?

ʻO ka pōʻino ʻulaʻula: Hiki i ke kukui polū ke kumu i nā cataracts a me nā kūlana retinal, e like me ka degeneration macular.

Hiki ke ho'ēmi i ke kukui uliuli a pale i ko mākou mau maka.