Sealife ReefMaster Manual To Installation And Use page 32

VI. Examples of Good & Bad Pictures
a) Stay Within the Ideal Distance
FPO
Distance 6 ft. / 1.80 m, regular lens, shallow, sunny
FPO
2 ft., too close for film camera
30
use 3X Close-Up lens
FPO
Distance 3 ft. / 90 cm with MACRO 3X close-up lens
FPO
Distance 4 to 5 ft., regular lens
better picture
FPO
Distance 8 ft., too far