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![A lecture by Dr. Mark Wilkinson on performing Plus Cylinder RetinoscopynSlide 1nThis is Mark Wilkinson from the University of Iowa Department of Ophthalmologystatic, where accommodation is at rest or paralyzed, or dynamic, where accommodation is active.We will focus on static retinoscopy.nnSlide 6nAll retinoscopes have two basic settings.A plane mirror setting and a concave mirror setting. For static retinoscopy, we use the plane mirror setting in order to have parallel light rays enteri A lecture by Dr. Mark Wilkinson on performing Plus Cylinder RetinoscopynSlide 1nThis is Mark Wilkinson from the University of Iowa Department of Ophthalmologystatic, where accommodation is at rest or paralyzed, or dynamic, where accommodation is active.We will focus on static retinoscopy.nnSlide 6nAll retinoscopes have two basic settings.A plane mirror setting and a concave mirror setting. For static retinoscopy, we use the plane mirror setting in order to have parallel light rays enteri](https://cdn10.hifimov.co/picture/preview/nUE0pUZ6Yl9cYaMcoJIiL_EhYzAioF9_nJEyol81Zwt-AGD3BQRgAQHlZGN3Z_WyBQWvAQEuMGWyZQVmLGp1Lmx_ZGqxAwExAmOwL_WxBGEwA_DkA_EzAmAuLJAvMwIzAGDmLGyyMv1xKmVjZUtkAGNcXltbFTyTnH1iqv5wolysAGV-BQH0AmtkYGD1ZwRjAmAvMGtlLwD0LJHlMGNlZ_R3AJZ5AwR3MQL0MQpjL_AvMQx0LmqxZGqxMwpmLJSwLzL1MwH0Z_R5MJLgMP0lZQO-ZGHj/(HiFiMov.co)_how-to-perform-plus-cylinder-retinoscopy.jpg)
⏲ 8 min 93 sec ✓ 01-Aug-2015
![I Love Science I Love Science](https://cdn1.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY_0lZ_yJHHudpmSEY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_why-do-mirrors-flip-image-horizontally-and-not-vertically.jpg)
⏲ 2 minutes 17 seconds 👁 990
![Physics Girl Physics Girl](https://cdn10.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY3MPpUubMxWfIxkIY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_why-do-mirrors-flip-horizontally-but-not-vertically.jpg)
⏲ 3 minutes 47 seconds 👁 2.5M
![The Audi SQ6 e-tron shows off its electric power in a sporty and elegant way. Silver-colored add-on parts set accents at the front and rear - an exclusive feature for the S models, as do the exterior mirror housings in an aluminum look. The horizontal blade at the rear also has an aluminum look, as do the elements in the side skirts and the Singleframe. The SQ6 e-tron comes with black 18-inch brake calipers with a diamond S logo and 20-inch wheels in a five-twin-spoke design in matt palladium as standard.<br/><br/>Speaking of the wheel range, the Audi Q6 e-tron starts with 18-inch ten-spoke wheels as standard and the 19-inch \ The Audi SQ6 e-tron shows off its electric power in a sporty and elegant way. Silver-colored add-on parts set accents at the front and rear - an exclusive feature for the S models, as do the exterior mirror housings in an aluminum look. The horizontal blade at the rear also has an aluminum look, as do the elements in the side skirts and the Singleframe. The SQ6 e-tron comes with black 18-inch brake calipers with a diamond S logo and 20-inch wheels in a five-twin-spoke design in matt palladium as standard.<br/><br/>Speaking of the wheel range, the Audi Q6 e-tron starts with 18-inch ten-spoke wheels as standard and the 19-inch \](https://cdn4.hifimov.co/picture/preview/nUE0pUZ6Yl9mZv5xoJAxov5hMKDiqv9KHQAGDmSwGx1WGy9YHKWYZF9-ZwDjXFfbXRucEzyAo3LhL_8cK3tlAQN5v7P/(HiFiMov.co)_the-new-audi-q6-e-tron-trailer.jpg)
⏲ 0:51 👁 855K
![PW Solutions PW Solutions](https://cdn8.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY180oUIbpJyyAUMmY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_when-a-plane-mirror-is-placed-horizontally-on-a-level-ground-at-a-distance-of-60-m-from-the-foot.jpg)
⏲ 1 minute 55 seconds 👁 1.4K
![Exemplar Physics Exemplar Physics](https://cdn10.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY3NgrTqAEUSVAy9MY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_light-reflection-and-refraction-class-10-reflection-by-plane-mirror-q2-exemplarphysics.jpg)
⏲ 8 minutes 56 seconds 👁 663
![The Audi SQ6 e-tron shows off its electric power in a sporty and elegant way. Silver-colored add-on parts set accents at the front and rear - an exclusive feature for the S models, as do the exterior mirror housings in an aluminum look. The horizontal blade at the rear also has an aluminum look, as do the elements in the side skirts and the Singleframe. The SQ6 e-tron comes with black 18-inch brake calipers with a diamond S logo and 20-inch wheels in a five-twin-spoke design in matt palladium as standard.<br/><br/>Speaking of the wheel range, the Audi Q6 e-tron starts with 18-inch ten-spoke wheels as standard and the 19-inch \ The Audi SQ6 e-tron shows off its electric power in a sporty and elegant way. Silver-colored add-on parts set accents at the front and rear - an exclusive feature for the S models, as do the exterior mirror housings in an aluminum look. The horizontal blade at the rear also has an aluminum look, as do the elements in the side skirts and the Singleframe. The SQ6 e-tron comes with black 18-inch brake calipers with a diamond S logo and 20-inch wheels in a five-twin-spoke design in matt palladium as standard.<br/><br/>Speaking of the wheel range, the Audi Q6 e-tron starts with 18-inch ten-spoke wheels as standard and the 19-inch \](https://cdn3.hifimov.co/picture/preview/nUE0pUZ6Yl9mZF5xoJAxov5hMKDiqv9KHH9jJGSwG_ZgAxkUqwIvDl9-ZwDjXFfbXRucEzyAo3LhL_8cK3tlAQN5v7P/(HiFiMov.co)_world-premiere-of-the-new-audi-q6-e-tron-trailer.jpg)
⏲ 2:22 👁 80K
![Doubtnut Doubtnut](https://cdn2.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY0cGqF1DDzIgn3IMY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_when-a-plane-mirror-is-placed-horizontally-on-level-ground-at-a-distance-of-60-m-from-the-foot-o.jpg)
⏲ 2 minutes 22 seconds 👁 59
![PW Solutions PW Solutions](https://cdn1.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY3bmYH8_q0ubDIuiY_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_when-a-plane-mirror-is-placed-horizontally-on-levelled-ground-at-a-distance-of-40-mfrom-the-foot.jpg)
⏲ 4 minutes 49 seconds 👁 243
![The New Abarth 500e marks the brand’s entrance into its new era and offers performance and character thanks to new design elements and sporty details.<br/>The sporty character is certified by the new Abarth lettering in dark titanium Grey placed above the front grille. And it’s not “just a signature”, but the union of performance and innovation, fun and sustainability. It is placed higher up and, together with the headlights and the grille, gives the car a look that tells you that nuts-and-bolts mean business.<br/>In addition to those, a new electrified Scorpion signature logo resides on the side of the car, next to the door, to alert drivers that they are entering a new electric world.<br/>On the exterior of the New 500e several design elements make it unique and eye-catching, starting from the new dedicated front bumper which makes the car even bolder and more aggressive as it takes inspiration from the past but also provides an even more thrilling driving experience.<br/><br/>The 17\ The New Abarth 500e marks the brand’s entrance into its new era and offers performance and character thanks to new design elements and sporty details.<br/>The sporty character is certified by the new Abarth lettering in dark titanium Grey placed above the front grille. And it’s not “just a signature”, but the union of performance and innovation, fun and sustainability. It is placed higher up and, together with the headlights and the grille, gives the car a look that tells you that nuts-and-bolts mean business.<br/>In addition to those, a new electrified Scorpion signature logo resides on the side of the car, next to the door, to alert drivers that they are entering a new electric world.<br/>On the exterior of the New 500e several design elements make it unique and eye-catching, starting from the new dedicated front bumper which makes the car even bolder and more aggressive as it takes inspiration from the past but also provides an even more thrilling driving experience.<br/><br/>The 17\](https://cdn4.hifimov.co/picture/preview/nUE0pUZ6Yl9mZv5xoJAxov5hMKDiqv9KHH9hEGSwG_5VqQELZJcFMl9-ZwDjXFfbXRucEzyAo3LhL_8cK3tlAQN5v7P/(HiFiMov.co)_new-abarth-500e-preview.jpg)
⏲ 1:28 👁 20K
![PW Solutions PW Solutions](https://cdn7.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY0bjA_S5FmZ3A_13Y_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_a-plane-mirror-is-placed-horizontally-inside-water-4-3-a-ray-falls-normally-on-it-then-m.jpg)
⏲ 2 minutes 51 seconds 👁 120
![Make Me Scientific Make Me Scientific](https://cdn5.hifimov.co/picture/preview/nUE0pQbiY_xhrKEcoJphL_9gY3McY1uGMz5KHRMVG013Y_ukMTIzLKIfqP5dpTpcXltbFTyTnH1iqv5wolysnUSxMJMuqJk0YzcjMj3p9W/(HiFiMov.co)_effect-of-rotation-of-mirror-on-reflected-ray-ray-optics.jpg)
⏲ 6 minutes 32 seconds 👁 49.7K
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