Sentence examples for effective focal length from inspiring English sources

From this I could then calculate the camera's effective focal length.

We complied with systemic standards such as effective focal length and total system length.

The optics used is an eight element f/2 telecentric lens system with 80 mm effective focal length.

In other words, these two optical arrangements - the green lens alone or the convex-concave lens combination - have the same effective focal length.

It measures a constant value at ±3 mm to the effective focal length of the F-theta lens.

The design of a hybrid diffractive/refractive achromatized telecentric f·θ lens with a field of view (FOV) 50° and an effective focal length of 750 mm is presented.

The resulting optical effects are examined by measuring the effective focal lengths of the GRIN lenses.

Therefore, your effective focal lengths are multiplied by about 1.5 on most digital SLRs (this is called "FOV cropping").

The optical elements were assembled so as to allow the fine tuning of the effective overall focal length by adjusting the wavefront curvature of the beam.

Here, λ is the wavelength of light, and f-number is the ratio of the focal length to the effective diameter of the optics.

Canon and Nikon, which takes the same approach, argue, however, that in-body stabilizers are far less effective, because they can't be tailored for the focal length of each individual lens.