Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
levels of lens
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "levels of lens" is not correct in standard written English.
It may be intended to refer to different types or qualities of lenses, but the phrasing is awkward and unclear. Example: "The photographer discussed the various levels of lens quality that can affect image clarity."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Expression level of lens epithelial derived growth factor (LEDGF) is vital for LEDGF-mediated cell survival and cytoprotection against proapoptotic stimuli.
Science
Cataract was determined if the level of lens opacity correlated with the visual acuity, glaucoma was diagnosed based on intraocular pressure and optic nerve head appearance, and refractive error was the cause if the vision corrected to better than 20/30 with spectacles.
Science
The oxygen transmissibility level (Dk) of lens material limited daily wearing time to 10 h in our study.
To assess light scatter levels of intraocular lenses (IOLs) extracted from donor eyes to understand straylight elevation documented earlier in pseudophakic population studies and identify potential sources of light scattering in IOLs.
As shown in Table 2, there is a strong decrease in RNA levels of genes encoding lens structural proteins and lens-fiber specific markers, in all the time points, indicating that Dbl strongly perturbs lens structure and function.
Science
Additionally, eye injury or surgery drastically raises the oxygen level of the lens, likely making photo-oxidative damage a greater threat to lens proteins.
Science
In our previous study (Zetterberg et al. 2013), the level of eye lens accommodation was significantly related to a small amount of trapezius muscle activity only in the incongruent binocular minus lens viewing condition.
The amount of radiation effectively absorbed by the soft tissue (skin dose) was measured using dosimeters placed at the level of eye lens, parotid glands, and thyroid glands.
Science
The amount of skin dose has been evaluated using a tissue-equivalent head-neck radiotherapy humanoid phantom with thermoluminescent dosimeters placed at the level of eye lens, parotid glands, and thyroid glands.
Science
Kovacs et al. focuses on the salinity levels of the meteoric lens, while this paper uses the observed results to elucidate the hydrodynamics.
Science
In total more than 900 transcripts encoding proteins that are directly or are de facto-associated with mitochondrial regulation, structure, function and/or degradation were expressed at different levels at different states of lens cell differentiation.
Science
Expert writing Tips
Best practice
When describing lens characteristics, use more precise and commonly accepted terms like "lens power", "magnification", or "refractive index" to ensure clarity and avoid ambiguity.
Common error
Avoid using "levels of lens" as it's not a standard expression. Instead, specify what attribute of the lens you're measuring or describing, such as "levels of magnification" or "levels of distortion".
Source & Trust
75%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "levels of lens" functions as a prepositional phrase, attempting to specify a characteristic or attribute associated with a lens. However, according to Ludwig AI, the phrase isn't standard English, indicating it lacks established grammatical use.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "levels of lens" is deemed grammatically incorrect by Ludwig AI and lacks established usage in standard English. It appears to be an attempt to describe some measurable or gradable attribute of a lens, but it's too vague without specifying which attribute. More precise alternatives like "lens power", "lens magnification", or "quality of lens" are recommended to ensure clarity. When discussing lenses, focusing on specific, quantifiable properties is key for effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
lens power
Focuses specifically on the refractive power of a lens.
lens magnification
Highlights the magnifying capability of the lens.
lens refractive index
Refers to the index of refraction of lens material.
lens light transmission
Focuses on how well the lens transmits light.
grade of lens
Replaces "levels" with "grade", implying a ranking or quality assessment of the lens.
degree of lens curvature
Specifies the curvature of the lens surface.
lens intensity
Emphasizes the strength or intensity of light passing through the lens.
optical density of lens
Relates to the light-stopping power of the lens.
lens sharpness
Highlights the clarity and focus quality provided by the lens.
quality of lens
Focuses on the quality or grade of the lens itself.
FAQs
What does "levels of lens" refer to?
The phrase "levels of lens" is not a standard or clear expression. It could potentially refer to different qualities, grades, or properties of a lens, but it's best to use more specific and precise language to avoid confusion.
What can I say instead of "levels of lens"?
Depending on the context, you can use alternatives like "lens power", "lens magnification", or "quality of lens".
Is "levels of lens" grammatically correct?
No, the phrase "levels of lens" is not considered grammatically correct in standard written English. Using a more specific and established term is recommended.
How to correctly describe different lens qualities?
To describe different lens qualities, focus on specific attributes and use established terminology. For example, discuss "lens refractive index" to describe light bending properties or "lens sharpness" to describe image clarity.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
75%
Authority and reliability
2.8/5
Expert rating
Real-world application tested