Table 15. 35 mm Field of View
and Size of the Sun's Image
for Various Photographic Focal Lengths

	Focal Length	Field of View	Size of Sun 
 
	50 mm            27°  x 40°        0.5 mm
	105 mm           13°  x 19°        1.0 mm
	200 mm	          7°  x 10°        1.8 mm
	400 mm	          3.4° x 5.1°	   3.7 mm
	500 mm	          2.7° x 4.1°	   4.6 mm
	1000 mm	          1.4° x 2.1°	   9.2 mm
	1500 mm	          0.9° x 1.4°	  13.8 mm
	2000 mm	          0.7° x 1.0°	  18.4 mm
	2500 mm	          0.6° x 0.8°	  22.9 mm	

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