Assertion: cathode ray tube | /r/HasAspect | good purity
Facets:
Source sentences:
text: Convergence and purity are distinct parameters; a CRT could have good purity but poor convergence, or vice versa.
text: Convergence and purity are distinct parameters; a CRT could have good purity but poor convergence, or vice versa.
text: Convergence and purity are distinct parameters; a CRT could have good purity but poor convergence, or vice versa.
text: Convergence and purity are distinct parameters; a CRT could have good purity but poor convergence, or vice versa.