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Test 2 questions

Test 2 questions - Exam#2 Which image has a better depth of...

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Exam #2 Which image has a better depth of field o F/16 See the flowers and person F/2- stuff behind her is out of focus How much bigger in area is the F/2 compared with F/16 o 64 o Large F numbers means smaller opening, but bigger depth of field Photographs with increasing stop size, In which direction is the stop number increasing o Bottom to top Show that these images have = exposure o F22-1/4 sec 50 times less aperture but more light in Small opening with larger depth of field, see the windows o F8-1/30 sec o F2.8-1/250 sec Why does the telephoto lens enlarge the image of far away objects o Magnification=image distance/object distance and telephoto lens is like a longer focal length with longer image distance Name parts of eye o On the retina, small inverted image Like film of the camera o A- retina o B- Iris o C- Cornea o D- aqueous, pupil o E- eyelens o F- optic nerve Name the photosensors in the Retina o Named for their shape o A- Rods
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Test 2 questions - Exam#2 Which image has a better depth of...

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