bonnette | |
astr. | eyepiece cup |
construct. | adapter lens |
cultur. | lens attachment |
earth.sc. industr. construct. | close-up lens |
earth.sc. life.sc. | auxiliary lens |
hobby cultur. | supplementary lens |
bonnettes: 8 phrases in 5 subjects |
Cultural studies | 2 |
Earth sciences | 2 |
Hobbies and pastimes | 1 |
Medical | 2 |
Transport | 1 |