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A: Solved as below
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A:
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Q: what happens when you change the objective lense
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Step by step
Solved in 4 steps
- If the specimen is appearing too dark, the light entering the __ can be adjusted by opening the diaphragm using the iris diaphragm leverThe coarse and fine focus knobs adjust the distance betweena. the objective and ocular lenses.b. the ocular lenses.c. the ocular lenses and your eyes.d. the stage and the condenser lens.e. the stage and the objective lens.Match the objective lenses with permissible behaviors: For some rows you’ll list more than 1 objective lens Adjust focus using coarse adjustment knob Adjust focus using the fine adjustment knob Use oil to connect the slide to the lens Adjust the light using the condenser and/or iris diaphragm A. 4X B. 10X C. 40X D. 100X
- what happens to brightness of the field of view when you switch to the high power objectiveThese cells are being viewed under high power. Use the length of just one cell to estimate the number of cells that can fit into the FOV. Scanning power objective = 5X; Low power objective = 40X; High power objective = 100X; Eyepiece = 10X; Low power field of view (FOV) = 1.5 mmCompute the total magnification. [Use 10x magnification for eyepiece]1. Scanning2. LPO3. HPO4. OIO
- 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 lensJohn observed bacteria at 100X under the oil immersion and then decided to go back to 40X objective by raising the oil objective a little to avoid the damage to objective lens. Critique his technique.What is the diameter of the field of view (DFV) of a 1000x objective lens if the DFV of a 400x objective lens is 500 μ? Express your answer in mm.
- f I use the 10x eyepiece and the 40x objective, what is the magnification? Select one: 4 diameters 40 diameters 4000 diameters 400 diametersWhat is the DFV of a 40x objective lens if the DFV of a 10x objective lens is 3 mm? Express your answer in μ (micra)Before the oil immersion lens is rotated into place, you should a. center the object of interest in the preceding lens. b. lower the stage with use of the coarse focus adjustment knob. c. place a drop of oil on the slide. d. Both (a) and (c) are correct. e. All are correct.