Total Magnification of a microscope is 1. O 1. Product of Ocular Lens and objective lens magnification O 2. Sum of the ocular lens and objective lens magnification O 3. Magnification of ocular lens minus magnification of objective lens O 4. None of above
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- Question Arm Base Light source Ocular Body tube Objectives Nosepiece Stage Mechanical stage controls Iris diaphragm Illumination control knob Condensor m All Answer Choices A. Permits rotation of objective lenses B. Also known as the eyepiece & magnifies the image C. This conducts the light between the objective lens & the ocular lens D. This adjusts the light intensity E. This supports the microscope & is also used to carry the microscope F. This is used to adjust the lighting when focusing on a specimen G. This is where the slides are placed H. These knobs are used to move the stage I. Narrows the light beam J. This is used to carry the microscope K. These are located close to the specimen being viewed & help to magnify the image L. Illuminates the slideAnswer the following questions and uploa assignment. 1. What is the difference between a zoom knob and focus knob? 2. What is another name for the ocular lens? 3. Define working distance. 4. When would you use top illumination vs. bottom illumination? 5. What two parts of the microscope should you touch when carrying it? MacBook Air 吕0 F3 F4 F5 F6 F7[QUESTION EDIT REUPLOAD] What is the diameter of the field of view (DFV) of a 40x objective lens in the DFV of a 10x objective lens is 3mm? express your answer in micra Use the formula: M1 * DFV1= M2*DFV2
- watch the four minute video: https://www.youtube.com/watch?v=B-nEYsyRlYo Anwer this question:What Do You See (primary or archival footage, interviews, still images, the filmmaker)?identify these parts of the microscope I have submitted these answers but there were 4 wrong 1.Ocular lens2.Diopter Adjustment3.Nose piece4.Stage5.Condenser6.Iris diaphragm7.Illuminator8.Course objective knob9.Fine adjustment knob10.Objective lens(ChooseI | Choose Where the slide sits on Holds the slide in place Used for making small adjustments to focus Condenses light before it goes through the sample The whole microscope sits upon this Used for moving around the stage and slide Used for making large adjustments to focus Does most of the magnification. These are close to the slide Provides light Magnifies the image, It is what you put your cycs near (Choose Choose
- Comparison of the different objectives of the compound microscope Point of Comparison Scanner LPO НРО O1O Degree of magnification (X) 4х 10x 40x 100x Details of the specimen (least to most detailed) Area of field of view (smallest to biggest) Brightness of image (dimmest to brightest ) Working distance (mm)Answer these questions by watching the YouTube videos and reviewing the Powerpoints from Lab #4. 1. What is Refraction of light? 2. What is the difference between the Ocular lens and the Objective lens? 3. What is the purpose of the Revolving Nosepiece? 4. What is the difference between the Course Adjustment Knob and the Fine Adjustment Knob? 5. How do you calculate Total Magnification? 6. What is Resolution in terms of Microscopy? 7. What is the purpose of Oil Immersion? 8. What is the Diffraction Barrier and why does it exist? 9. What is the purpose of using stains and fluorescent dyes in microscopy? 10. What is the advantage of using an Electron Microscope? 11. What Objective lens should you always start with? 12. What is the purpose of the Iris Diaphragm on the Condenser? 13. How do you know your Objective lens has been adjusted properly? 14. Why should you not use Kimwipes…* Question Completion Status: A Moving to another question will save this response. Question 2 Slide A Slide B Which of the above slides represents skin from the scalp, verses that of the foot? Explain why you choose your indicated answer. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). Paragraph Arial 14px A Ω EX Ť {} A Mov to another question will save this response. MacBoo
- Using a Light Microscope to Determine an Object's SIZE PRE-LAB QUESTIONS Fill in the diagram of the microscope with the term or description that matches, the microscope part. Eye Plece Body Tube Contains lens to increase magnification usually 10x Revolves to allow changing various objectives Arm Objectives Moves stage up and down approximately to correct distance Hold slides in place Stage Permits finer focusing by moving the stage in smaller increments Regulates the amount of light going through the stage Base Light Source Copyright © 2012 Laying the Foundation®, Ic., Dallas, Texas. All rights reserved. Visit us online at www.lftralning.org.Contrast for a specimen may be adjusted by _____. Question options: Adjusting the iris diaphragm Lowering the stage Turning off the substage condenser light source Changing the objective lensA microscope that remains in focus regardless of whichobjective lens is rotated into place is __________.
