Convex Lens - Revision history

NRJC: /* Finding the Focal Length */

2019-12-19T07:39:21Z

‎Finding the Focal Length

Ellen References at 04:41, 17 November 2019

2019-11-17T04:41:43Z

Ellen References at 22:41, 3 November 2019

2019-11-03T22:41:23Z

NRJC: /* Ray Diagrams */

2019-06-24T18:06:08Z

‎Ray Diagrams

NRJC: /* Magnification */

2019-06-24T18:05:44Z

‎Magnification

NRJC: /* About Convex Lenses */

2019-02-24T13:34:01Z

‎About Convex Lenses

NRJC: /* About Convex Lenses */

2019-02-24T12:37:13Z

‎About Convex Lenses

NRJC: /* Ray Diagrams */

2019-02-24T12:35:46Z

‎Ray Diagrams

NRJC at 12:17, 24 February 2019

2019-02-24T12:17:57Z

NRJC: /* Ray Diagrams */

2019-02-24T12:16:12Z

‎Ray Diagrams

@@ Line 59: / Line 59: @@
 *[[Focus]] the [[image]] of a "distant object" onto a [[screen]].
 *[[Measure]] the [[distance]] between the [[lens]] and the [[screen]].
-: The [[Image Distance|image distance]] (the distance between the [[focus]]sed [[image]] and the [[lens]]) is the same as the [[Focal Length|focal length]] for a "distant object".
-: If the [[Object Distance|object distance]] (the distance between an [[object]] and a [[lens]]) is too small, then the [[Focal Length|focal length]] is not the same as the [[Image Distance|image distance]].
+The [[Image Distance|image distance]] (the distance between the [[focus]]sed [[image]] and the [[lens]]) is the same as the [[Focal Length|focal length]] for a "distant object".
 ===Ray Diagrams===

← Older revision		Revision as of 04:41, 17 November 2019
Line 113:		Line 113:
	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; ray diagrams, pages 204-5, GCSE Physics, Hodder, AQA '']		:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; ray diagrams, pages 204-5, GCSE Physics, Hodder, AQA '']
	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; refraction of light, page 203, GCSE Physics, Hodder, AQA '']		:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; refraction of light, page 203, GCSE Physics, Hodder, AQA '']
		+
		+	====Edexcel====
		+
		+	:[https://www.amazon.co.uk/gp/product/1782948163/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948163&linkCode=as2&tag=nrjc-21&linkId=0fdbfd5dd397d6e24a9dfb250f08587f ''Converging lenses, page 118, GCSE Physics, CGP, Edexcel '']
		+	:[https://www.amazon.co.uk/gp/product/1782945733/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945733&linkCode=as2&tag=nrjc-21&linkId=2a2dbec9db6bf5766c0458d908fa0a52 ''Converging lenses, pages 41, 42, GCSE Physics; The Revision Guide, CGP, Edexcel '']
		+	:[https://www.amazon.co.uk/gp/product/1292120223/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120223&linkCode=as2&tag=nrjc-21&linkId=068ecf40278c32406a7f1c6e66751417 ''Converging lenses, pages 70, 71, GCSE Physics, Pearson Edexcel '']
		+	:[https://www.amazon.co.uk/gp/product/1782948163/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948163&linkCode=as2&tag=nrjc-21&linkId=0fdbfd5dd397d6e24a9dfb250f08587f ''Converging lenses; images, page 124, GCSE Physics, CGP, Edexcel '']
		+	:[https://www.amazon.co.uk/gp/product/1782948163/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948163&linkCode=as2&tag=nrjc-21&linkId=0fdbfd5dd397d6e24a9dfb250f08587f ''Converging lenses; ray diagrams, pages 122, 123, GCSE Physics, CGP, Edexcel '']

← Older revision		Revision as of 22:41, 3 November 2019
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	<math>{L_o}</math> = Length of the [[object]].		<math>{L_o}</math> = Length of the [[object]].
		+
		+	===References===
		+	====AQA====
		+
		+	:[https://www.amazon.co.uk/gp/product/019835939X/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=019835939X&linkCode=as2&tag=nrjc-21&linkId=57e96876985fc39b1a3d8a3e3dc238b6 ''Convex lenses, page 208, 211, GCSE Physics; Third Edition, Oxford University Press, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses, pages 203-4, GCSE Physics, Hodder, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/1782945970/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945970&linkCode=as2&tag=nrjc-21&linkId=a120d24dcc7cc7a58192069a3aafc1d2 ''Convex lenses, pages 266, 267, 270-272, GCSE Physics; The Complete 9-1 Course for AQA, CGP, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/178294558X/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=178294558X&linkCode=as2&tag=nrjc-21&linkId=f0dfb66dafcb0c6e9449e7b1a4ae1ac71 ''Convex lenses, pages 82-84, GCSE Physics; The Revision Guide, CGP, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; magnifying glasses, pages 205-6, GCSE Physics, Hodder, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; ray diagrams, pages 204-5, GCSE Physics, Hodder, AQA '']
		+	:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Convex lenses; refraction of light, page 203, GCSE Physics, Hodder, AQA '']

@@ Line 65: / Line 65: @@
 {| class="wikitable"
 |-
-|[[File:ConvexRayDiagram1.png|center|500px]]
+|[[File:ConvexRayDiagram1.png|center|600px]]
 |-
 | style="height:20px; width:200px; text-align:left;" |A [[Ray Diagram|ray diagram]] for a '''convex [[lens]]'''.
@@ Line 82: / Line 82: @@
 {| class="wikitable"
 |-
-|[[File:ConvexRayDiagram1.png|center|250px]]
+|[[File:ConvexRayDiagram1.png|center|300px]]
-|[[File:ConvexRayDiagram2.png|center|250px]]
+|[[File:ConvexRayDiagram2.png|center|300px]]
 |-
 | style="height:20px; width:200px; text-align:center;" colspan = "2" |Comparing these two [[diagram]]s shows that the [[image]] size increases as the [[Object Distance|object distance]] approaches the [[Focal Length|focal length]] of the [[lens]].

@@ Line 97: / Line 97: @@
 <math>Magnification = \frac{L_i}{L_o}</math>
-Where:
+Where
 <math>{L_i}</math> = Length of the [[image]].
 <math>{L_o}</math> = Length of the [[object]].

@@ Line 39: / Line 39: @@
 : A '''convex''' [[lens]] is used to [[focus]] [[light]].
 : Projecting an [[image]] onto a [[screen]] using a '''convex [[lens]]''' creates a [[Real Image|real image]]. Looking through a '''convex [[lens]]''' the [[image]] seen is a [[Virtual Image|virtual image]].
 ===Finding the Focal Length===

@@ Line 64: / Line 64: @@
 |[[File:ConvexRayDiagram1.png|center|500px]]
 |-
-| style="height:20px; width:200px; text-align:center;" |A [[diagram]] showing the [[Ray Diagram|ray diagram]] for a '''convex [[lens]]'''.
+| style="height:20px; width:200px; text-align:left;" |A [[Ray Diagram|ray diagram]] for a '''convex [[lens]]'''.
 In this [[diagram]]:

@@ Line 9: / Line 9: @@
 |-
 | style="height:20px; width:200px; text-align:center;" |A picture of a '''convex lens'''.
-| style="height:20px; width:200px; text-align:center;" |They symbol used in [[diagram]]s to represent a '''convex lens'''
+| style="height:20px; width:200px; text-align:center;" |The symbol used in [[diagram]]s to represent a '''convex lens'''
 |}
@@ Line 32: / Line 32: @@
 |-
 | style="height:20px; width:200px; text-align:center;" |A picture of a '''convex lens'''.
-| style="height:20px; width:200px; text-align:center;" |They symbol used in [[diagram]]s to represent a '''convex lens'''
+| style="height:20px; width:200px; text-align:center;" |The symbol used in [[diagram]]s to represent a '''convex lens'''
 |}