The Jackson cross cylinder (JCC) is an instrument used by ophthalmologists, orthoptists and optometrists in their routine eye examination, particularly in determination of corrective lens power in patients with astigmatism. It is also used for testing near point of the eye.
and 20 Related for: Jackson cross cylinder information
The Jacksoncrosscylinder (JCC) is an instrument used by ophthalmologists, orthoptists and optometrists in their routine eye examination, particularly...
ophthalmologist Edward Jackson revised the Stokes lens concept and made a crosscylinder lens to refine power and axis of astigmatism. In 1907, Jackson described determination...
confirmation set: Including the pinhole and occluder JacksonCrossCylinder: a combination of two cylinders whose powers are numerically equal and of opposite...
spherical and cylindrical lenses, auxiliary devices such as Maddox rods, filtered lenses, prisms, and the JCC (Jacksoncrosscylinder) used for astigmatism...
astigmatism. American ophthalmologist Edward Jackson revised the Stokes lens concept and made a crosscylinder lens to refine power and axis of astigmatism...
segment of the eye (uniocular or binocular) Jackson'scrosscylinder used to check the power and axis of a cylindrical lens Maddox rod used to test for latent...
and backup driver. Crocker suggested that Jackson buy a Winton car. He bought a slightly used, two-cylinder, 20 hp Winton, which he named the Vermont...
2-cylinder compound 0-4-2 tank locomotives for the Bayonne-Anglet-Biarritz Railway. These were entirely successful and worked for many years. Cross compound...
turbocharger attached directly to the cylinder head as well as incorporating the exhaust manifold into the cylinder head casting. This design ensures optimum...
The Port Jackson shark (Heterodontus portusjacksoni) is a nocturnal, oviparous (egg laying) type of bullhead shark of the family Heterodontidae, found...
Railway 4000 or Star were a class of 4-cylinder 4-6-0 passenger steam locomotives designed by George Jackson Churchward for the Great Western Railway...
king of the four corners of the world" in the famous Cyrus Cylinder, an inscription on a cylinder that was deposited in the foundations of the Esagila temple...
Monaco sports car, but the existing Coventry Climax 2.0 L (120 cu in) four-cylinder engine was swapped out for a 289 cu in (4.74 L) Ford Windsor small-block...
ranging from the top-of-the-line 103 kW SOHC 6-cylinder turbo L20ET to the 4-cylinder Z18S and 6-cylinder LD28 diesel versions at the other end of the scale...
expedition in which her crew crossed the bar to Masonboro Sound, destroyed valuable salt works, and seized 56 prisoners. Fort Jackson captured the blockade runner...
publication reported that the car would likely feature rear wheel drive; four-cylinder engines were expected to be available, and it had been confirmed that the...
a new mass-produced car with rear air-cooled horizontally-opposed four-cylinder engine; France did not have such a car to Germany, so Citroën developed...
of another composition, "Cross Hands Boogie", "Black and White Rag" was championed by the popular disc jockey Jack Jackson, and started a craze for Atwell's...
Is Charity Please Help the Pore Letters of a Lifetime The Warning A Six Cylinder Elopement Miss Robinson Crusoe Specimens from The New York Zoological Park...
Global Information