Triplet astronomique [n° 1055]
f/8,0 F=100,000 mm (3,0°)
[ f/8,0 f=100,001 mm (3,0°) ]
f/8,0 F=100,000 mm (3,0°)
[ f/8,0 f=100,001 mm (3,0°) ]
Triplet astronomique [n° 1055]
f/8,0 F=100,000 mm (3,0°) [ f/8,0 f=100,001 mm (3,0°) ] |
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Triplet astronomique
Fermeture de trois diaphragmes. |
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