FLD cov ntxaij lim dej yog fluorescent lub teeb lens limuas txhim kho kev txhaj tshuaj nyob rau hauv lub teeb pom kev zoo. FLD yog ib lub lim kom phim hnub ci zaj duab xis rau lub teeb fluorescent. Ntawm lub koob yees duab zaj duab xis, koj yuav siv nws los kho lub suab sib txawv ntawm lub teeb thiab muab koj cov xim zoo nkauj dua.
FLD sawv cev rau kev yees duab dab tsi?
FLD Filter yog dab tsi? FLD lim yog Fluorescent Lub Teeb - Hnub Ci(FLD) hloov pauv lim. Nws yog ib tug dawb tshuav nyiaj li cas kho lub koob yees duab lim. Koj tuaj yeem siv nws hauv koj lub koob yees duab zaj duab xis los kho qhov seem dawb rau nruab hnub thaum lub teeb fluorescent teeb pom kev.
Thaum twg koj yuav tsum siv FLD lim ntawm lub koob yees duab?
FLD lim tau siv rau ntawm lub koob yees duab zaj duab xis rau kev tua hauv teeb pom kev zoo. Lawv yeej yog cov xim kho xim uas tshem tawm qee qhov ntsuab ntawm koj cov duab. Yog li, ib yam li lwm cov xim kho cov ntxaij lim dej, lawv tsis xav tau tiag tiag vim koj tuaj yeem hloov koj qhov nyiaj tshuav dawb ntawm lub laub khawm.
Cov kws yees duab kws tshaj lij siv dab tsi?
Cov lim dej tseem ceeb siv los ntawm cov kws yees duab tshaj lij yog hu ua UV lim, Polarizing lim, thiab ND (Neutral Density) lim.
Kuv xav tau cov ntxaij lim dej dab tsi rau kev yees duab hnub qub?
Cov kab lim uas siv ntau tshaj plaws rau kev yees duab hnub qub suav nrog:
- Hydrogen Alpha (656nm). …
- Hydrogen Beta (486nm). …
- Oxygen (OIII - 496nm thiab 501nm).…
- Sulfur (SII - 672nm).
