The phrase "a certain amount of light" is correct and usable in written English.
It can be used when discussing the quantity or intensity of light in various contexts, such as scientific, artistic, or everyday situations.
Example: "The room was filled with a certain amount of light that created a warm and inviting atmosphere."
Alternatives: "a specific level of light" or "a particular quantity of light".
"I do it because I attract a certain amount of light for the issue because people point cameras at me.
All Congress has done is set a national standard for how much power it takes to produce a certain amount of light.
Because the arrangement of filters and pixels means a certain amount of light is missed, the processors have to interpret what colours should appear in the gaps.
In addition to taking up space, such systems may need to be calibrated or require a certain amount of light to operate all factors that can limit where and how you can use them (see "Look Before You Leap Motion").
(The vestibular system in humans is a network of channels and sacs of fluid in the inner ear that regulates balance). The experiment was meant to vaguely mimic research done in the 1960's on humans that determined a certain amount of light and sound stimuli were necessary during crucial periods of pregnancy to develop vision and hearing in the baby.
"If you like a certain amount of light in your room, then as it begins to get dark outside the window, the light would compensate by becoming brighter automatically".
Works produced by contemporary artists often tend to emphasize wax's inherent potential for expressive texture and a certain amount of translucence and light diffusion.
A current of electrons (amps) with a force (volts) needs to push over a distance in a certain amount of time to light up a bulb (watts).
Radio Free Europe writes that "most Iran watchers will be treating his announcement with a certain amount of skepticism," in light of a recent flap that involved a Photoshopped picture of Iran's Qaher-313 stealth fighter jet.
It could completely decompose the 10 mg L−1 Rhodamine B (RhB) in the presence of a certain amount of H2O2 under visible light irradiation within 50 min.
The photosensitizer (PS) can be excited by absorbing a certain amount of energy from the light.
