Random triples
Subject | Object |
---|---|
gptkb:Tessar | f/2.8 to f/4.5 |
gptkb:Schmidt–Cassegrain_telescope | 5 inches to 16 inches (commonly) |
gptkb:Tessar_lens | f/2.8 to f/4.5 |
Subject | Object |
---|---|
gptkb:Tessar | f/2.8 to f/4.5 |
gptkb:Schmidt–Cassegrain_telescope | 5 inches to 16 inches (commonly) |
gptkb:Tessar_lens | f/2.8 to f/4.5 |