Sentence examples for negative lens from inspiring English sources

I was surprised that you chose to interpret Oprah Winfrey's decision to stop endorsing books through a negative lens ("Oprah Demurs," editorial, April 10).

These use a negative lens element between the object and the eyepiece, which has the added attraction of providing some field flattening as well.

In a negative lens (one that gives a virtual image), F2 lies to the left of P2, and the posterior focal length f′ is negative.

Most land vertebrates, including mammals, reptiles and birds, have lensed eyes with a refractive cornea, which includes a negative lens that enlarges the image projected into the back of the eye.

If "the public looks at the condition of America's children largely through a negative lens," worries Child Trends, a leading child research organization, "it may be more difficult to develop and support effective policies and programs that promote child well-being".

In the transformed system, we place a paraxial negative lens right behind the kinoform lens to collimate the convergent beam.

The first, second, fifth and sixth lenses are positive lenses, and the third and fourth lenses are negative lenses.

To show the potentials of the procedure, I present some design examples of positive and negative lenses where the tangential power error is virtually eliminated for all gaze directions (up to 40°).

The album is like looking at the world through negative lenses.

Post-hoc tests showed the suppression of compensation to defocus by Ba2+, with significant refractive difference for both positive and negative lenses compared with saline injected eyes (Fisher's PLSD, p<.005) (see Table 1).

Vitreal depth changes are also accompanied by inverse changes in the thickness of the choroidal vasculature such that optical defocus with negative lenses or form deprivation leads to increased vitreal depth and dramatic thinning of the choroid, while optical defocus with positive lenses is associated with shorter vitreous chamber dimensions and thickening of the choroid.