
| Tauira | Ngā Arotahi Tirohanga Kotahi HMC Poraka Kahurangi | Waitohu | Pai rawa atu |
| Rārangi | 1.499/1.56/1.60/1.67 | Waehere | Ngā Arotahi Tirohanga Kotahi a te HMC |
| Diameter | 55/60/65/70/75mm | Monomer | CR-39/MR-8/NK-55 |
| Uara o Abbe | 58 | Taumaha Motuhake | 1.23/1.30 |
| Tukunga | 98% | Mana | Taumahatanga: 0.00~-6.00 CYL:0.00~-2.00 |
Te whakarōpūtanga o te mārama kikorangi: te mārama kikorangi whai hua me te mārama kikorangi kino.
Mārama kikorangi tūturu (mārama kikorangi whai hua): Mā te mārama kikorangi i te rā ka āwhina i te tangata ki te mahi me te okioki i ngā wā katoa, ka whakarei ake i te mahara, te hinengaro, me te whakapai ake i te wairua.
Mārama kikorangi horihori (mārama kikorangi kino): te mārama kikorangi hiko me te mārama kikorangi pō, ka whakaiti i te whakaputanga melatonin (te pānga melatonin: te whakaroa i te koroheketanga, te whawhai ki ngā pukupuku, te whakapai ake i te moe, te whakahaere i te ārai mate), te whakararuraru i te whakaputanga homoni, te kore taurite o te manawataki circadian.
He tino huna te mārama kikorangi, ā, he uaua ki te kite. Hei tauira, i roto i te ao o ia rā, ahakoa kāore i te nui te kaha o te hihi o te mārama kikorangi i runga i ngā mata hiko, ko te nuinga o ēnei ka puta i te pō, i te wā e whānui haere ana ngā kamo o te kanohi tangata, ā, ka pā kino pea mēnā ka mahi koe mō ngā tau maha.
He kikorangi te mārama o te nuinga o ngā mea e pā ana ki te tangata i ia rā: pērā i ngā rama penapena hiko, ngā rama LED, ngā rama mura, ngā rama kaukau, ngā rama hihiko; ngā puna mārama horihori hou pērā i ngā whakaaturanga papatahi, ngā whakaaturanga karaihe wai, me ngā mata waea pūkoro.
Ka taea e te mārama kikorangi horihori te whakararu i te mate ataata: te ngenge o te kanohi, te pōuriuri, te maroke o ngā kanohi, te ānini, me ētahi atu, ka arahi kino ki te kino tuturu o te tirohanga, tae noa ki te ngoikore o te tirohanga, te pirau o te macular e pā ana ki te koroheketanga, ka mutu ka ngaro te tirohanga. Ka taea e te mārama kikorangi te tae tika ki tō tātou fundus, ka tino mōrearea ki te hauora o ō tātou kanohi.
1. Ka whakaiti i te tuku mārama kikorangi me te photophobia, ka whakaora i te ngenge o te kanohi.
2. Te tiakitanga teitei ki te UV
3. He arotahi wai-whakaaro kua hangaia ki ngā maimoatanga wai-whakaaro: he ārai-rakuraku, he mārama ake, he roa te horoinga me te ātete nui ake.