SQ-521 Full Spectrum Quantum Sensor ka Apogee Instruments ke sensor ea boleng bo holimo e etselitsoeng ho lekanya PPFD e kenang libakeng tse kantle. E entsoe USA, 'me e lumellana le libaka tse ngata tsa maemo a leholimo. Bukana ena ea mosebedisi e fana ka litaelo tse qaqileng bakeng sa ho kenya le tšebeliso e nepahetseng.
Bukana ena ea mosebelisi ke ea Apogee Instruments SQ-500 Full-spectrum Quantum Sensor, sensor ea boleng bo holimo e sebelisetsoang ho lekanya mahlaseli a sebetsang a photosynthetically. E kenyelletsa setifikeiti sa tumellano le phatlalatso ea EU ea ho lumellana. Bukana e fana ka leseli mabapi le maemo a amehang le likarolo tsa sehlahisoa, joalo ka photosynthetic photon flux density (PPFD) le daily light integral (DLI).
Buka ea mong'a ena e akaretsa SQ-512 le SQ-515 Full-spectrum Quantum Sensors ho tloha Apogee Instruments. E kenyelletsa setifikeiti sa tumellano le tlhaiso-leseling mabapi le litaelo tse nepahetseng, litekanyetso le lisebelisoa tse sebelisoang tlhahisong.