In this image a stage micrometer and an ocular micrometer are aligned so that the 10 o.u. line aligns with the 100um line. The 200um line of the stage micrometer overlaps with the 90 o.u. line of the ocular micrometer. What is the calibration for this lens? eyepiece graticule 40 50 60 70 100 stage micrometer O 0.8 um/ou O 8 um/ou 1.25 um/ou 0.25 um/ou
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- What 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)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.Which of the following affect the resolution of a specific objective lens? CHECK ALL CORRECT CHOICES. Magnification Numerical Aperture (NA) Warelengthrofgnt combg tough t Field of View
- If you have chosen the objective lens with 10x and the ocular lens magnification is also 10x. Then the total magnification will be 100x. True FalseContrast 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 lensUsing the scanning (4x) objective and the metric ruler, record the number of millimeters you see along with the letter “e.” Your value: 2 millimeters Convert the figure you attained to micrometers (1 millimeter = 1,000 micrometers). This is the diameter of the field of view for the low-power objective (LPD). The field of view is the circular field you see when you look through the oculars. The field of view changes at different magnifications. Your value (LPD): 2,000 micrometers -please help me with the problem in the picture.
- What is the total magnification of a specimen viewed with a 10x ocular lens and a 45x objective lens? O 45x O 100x 4.5x O 450x O 10xCalculate for the calibration factor. (3 points) (Note: stage micrometer is 1 mm long with 100 divisions) EYEPIECE RETICLE 10 20 30 40 50 60 70 0 80 100 M⁹⁰ př 10 40 50 20 OPE www.fanfi |||||||| STAGE MICROMETER 60 |||||||How does the numerical aperture of an objective lens affect resolution? Question options: Numerical aperture is the optical plane visible for each objective lens Numerical aperture decreases the amount of excess light on a specimen increasing the resolution and clarity Numerical aperture is the loss of light due to changes in density between the specimen and the objective lens Numerical aperture is a measure of the amount of light an objective lens can accept producing higher resolution and allowing smaller structures to be visualized with greater clarity
- The basic components of a fluoroscopic x-ray system suitable for interventional procedures consists of a generator,x-ray tube and housing including collimator and filtration,patient table,anti-scatter grid and an image receptor.Describe the key design features and function each of these components and briefly discuss the role of automatic brightness controlThe FOV on low power of a microscope is measured to be 4.5mm. Using the chart below and the above listed formulas calculate: FOvx = FOvlow X Maglow Magx S.S. = FOvx # times the specimen fits across the FOv Total Mag = Ocular lens x objective lens a) What is the FOV on High Power? (Magnification on High power is 40x) Can you please include the units too. asap please.Complete the following table by calculating the total magnification of the different objectives of the microscope with the given eyepieces. OBJECTIVES OCULAR Designation Magnification Focal Length Numerical Aperture (NA) Final magnification with: 10x 15x 25x Scanner 4x 46mm 0.10 LPO 10x 16mm 0.25 HPO 40x 4mm 0.55 OIO 100x 1.8mm 1.30