Subject	concave lens
Predicate	be called
Object	negative lens
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.7726
Neighborhood Sigma	0.7726
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source the concave lens is called a negative lens 1 Google Autocomplete concave lens is called a negative lens 2 Answers.com Questions