
| Chigadzirwa | Lenzi yeBhuruu Inovhara Migumisiro Yeviri | Index | 1.56/1.591/1.60/1.67/1.74 |
| Zvinhu | NK-55/PC/MR-8/MR-7/MR-174 | Kukosha kwaAbbe | 38/32/42/38/33 |
| Dhayamita | 75/70/65mm | Kuputira | HC/HMC/SHMC |
Magirazi ebhuruu anovhara ane simba remhando mbiri anobatsira kuderedza zviratidzo zvakasiyana-siyana zvine chekuita nekushandisa sikirini kwenguva refu. Zvinhu zvikuru ndeizvi:
1. Kurara kwakanaka: Chiedza chebhuruu chinoudza muviri wedu kana uchida kumuka. Ndosaka kutarisa mascreen husiku kuchikanganisa kugadzirwa kwemelatonin, kemikari inokubatsira kurara. Magirazi ebhuruu anovhara muviri anokwanisa kukubatsira kuchengetedza circadian rhythm yakajairika uye kukubatsira kurara zviri nani.
2. Kuderedza kuneta kwemaziso kubva pakushandisa kombiyuta kwenguva refu: Tsandanyama dzemaziso edu dzine kuneta dzinofanira kushanda nesimba kuti dzigadzirise zvakanyorwa nemifananidzo iri pachikirini yakagadzirwa nemapikiseli. Maziso evanhu anopindura mifananidzo inochinja iri pachikirini kuitira kuti uropi hugone kugadzirisa zvinoonekwa. Zvese izvi zvinoda kushanda nesimba kubva kutsandanyama dzemaziso edu. Kusiyana nepepa, chikirini chinowedzera kusiyanisa, kupenya uye kupenya, izvo zvinoda kuti maziso edu ashande nesimba. Magirazi edu anovhara maviri-effect anouyawo nekudzivirira kupenya kunobatsira kuderedza kupenya kubva pachikirini uye kunoita kuti maziso anzwe akasununguka.