Presentation is loading. Please wait.

Presentation is loading. Please wait.

Focusing on the big picture.

Published byBridget Davidson Modified over 5 years ago

Similar presentations

Presentation on theme: "Focusing on the big picture."— Presentation transcript:

1 Focusing on the big picture.
Lens Applications Focusing on the big picture.

2 do f Digital sensor F’ F 2F 2F’ image object di Camera

3 do f Digital sensor F 2F’ F’ 2F image object di Camera

4 Film roll Charge-coupled Device (CCD) Captured on “film”

5 Projector

6 f F’ 2F’ F 2F do di object image Projector

7 Magnifying Glass

8 di f image 2F’ F’ object F 2F do Magnifying Glass

9 Magnifying Glass

10 Compound Microscope

11 Compound Microscope F 2F F 2F’ F’ F’ object objective lens image 2
eyepiece lens Compound Microscope

12 Compound Microscope

13

14 Telescopes

Download ppt "Focusing on the big picture."

Similar presentations

5) Magnifying glass (Simple magnifier)

5) Magnifying glass (Simple magnifier)
and Optical Instruments

and Optical Instruments
Digital Imaging. What Is A Digital Image? A digital image is an array of numbers laid out in a grid. Each array element is known as a “pixel” or picture.

Digital Imaging. What Is A Digital Image? A digital image is an array of numbers laid out in a grid. Each array element is known as a “pixel” or picture.
30 August 2006 Sensing. Refresher on Complex Numbers

30 August 2006 Sensing. Refresher on Complex Numbers
Microscope  If you place your eye behind the eyepiece lens of a microscope, you can see the final image produced by the microscope.  If you place a screen.

Microscope  If you place your eye behind the eyepiece lens of a microscope, you can see the final image produced by the microscope.  If you place a screen.
F f When viewing a distant object through a converging lens, the image forms 2. at a position q < f ~ 4. at a position q > f ~ 3. at an exact position.

F f When viewing a distant object through a converging lens, the image forms 2. at a position q < f ~ 4. at a position q > f ~ 3. at an exact position.
Photgraphic camera. How it works? Take a simple converging lens: Object – usually at a distance much, much larger from the lens than its focal length Lens.

Photgraphic camera. How it works? Take a simple converging lens: Object – usually at a distance much, much larger from the lens than its focal length Lens.
7. Optical instruments 1) Cameras

7. Optical instruments 1) Cameras
Ch 25 1 Chapter 25 Optical Instruments © 2006, B.J. Lieb Some figures electronically reproduced by permission of Pearson Education, Inc., Upper Saddle.

Ch 25 1 Chapter 25 Optical Instruments © 2006, B.J. Lieb Some figures electronically reproduced by permission of Pearson Education, Inc., Upper Saddle.
Microscope One or more lense that makes an enlarged image of an object.

Microscope One or more lense that makes an enlarged image of an object.
Converging lenses Diverging Lenses The Lens Equation We can make use of the fact that changing the focal length and position of the object we can change.

Converging lenses Diverging Lenses The Lens Equation We can make use of the fact that changing the focal length and position of the object we can change.
Compare and Contrast convex and concave Lenses (order jumbled) Convex lenses are wider in the middle than they are at the edges and concave lenses are.

Compare and Contrast convex and concave Lenses (order jumbled) Convex lenses are wider in the middle than they are at the edges and concave lenses are.
Photography Is the capture of reflective light on light sensitive material. Film-Base Photography used “silver” as the light sensitive material. Digital.

Photography Is the capture of reflective light on light sensitive material. Film-Base Photography used “silver” as the light sensitive material. Digital.
Measuring cells.

Measuring cells.
Chapter 25 Optical Instruments 1. The eye 2. The magnifying glass.

Chapter 25 Optical Instruments 1. The eye 2. The magnifying glass.
Digital Photography: Nikon D-90 External Controls Lesson 1 Instructor: Ms. Davis.

Digital Photography: Nikon D-90 External Controls Lesson 1 Instructor: Ms. Davis.
Digital Photography Multimedia Communication Department.

Digital Photography Multimedia Communication Department.
Is the eye depicted above nearsighted or farsighted? 1) nearsighted 2) farsighted 3) could be either 1 f 1 p 1 q = +

Is the eye depicted above nearsighted or farsighted? 1) nearsighted 2) farsighted 3) could be either 1 f 1 p 1 q = +
A. can be focused on a screen. B. can be projected on a wall.

A. can be focused on a screen. B. can be projected on a wall.
(c) McGraw Hill Ryerson 2007 3.5 Extending Human Vision Microscopes A compound light microscope uses two convex lenses to magnify small, close objects.

(c) McGraw Hill Ryerson Extending Human Vision Microscopes A compound light microscope uses two convex lenses to magnify small, close objects.

Similar presentations

Ads by Google