information about Pencil (optics) field
Field Hierarchy
Parent | |||
---|---|---|---|
Physics 33.7M papers | Engineering 25.7M papers | Quantum mechanics 13.6M papers | Optics 8.2M papers |
Mechanical engineering 5.6M papers | |||
Current | |||
Pencil (optics) 11k papers | |||
Child |
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