hasFocalRatioRange
P7230
predicate
Indicates that an entity is associated with a range of possible focal ratios, specifying the minimum and maximum f-number values it can have.
All labels observed (3)
| Label | Occurrences |
|---|---|
| hasFocalRatioRange canonical | 2 |
| hasTypicalFocalRatioRange | 2 |
| hasTypicalFocalRatio | 1 |
Description generation (PDg)
The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.
Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning. # Instructions Focus on describing the relationship, not the entities themselves. # Response Format Begin the description with \' Indicates...\'
Input
Predicate: hasFocalRatioRange
Generated description
Indicates that an entity is associated with a range of possible focal ratios, specifying the minimum and maximum f-number values it can have.
Sample triples (5)
| Subject | Object |
|---|---|
| Ritchey–Chrétien reflector | approximately f/6 to f/10 ⓘ |
| Dall–Kirkham telescope design | typically long focal ratios ⓘ |
| Maksutov telescope | f/10 to f/15 via predicate surface "hasTypicalFocalRatioRange" ⓘ |
| Cassegrain telescope design | f/10 to f/20 via predicate surface "hasTypicalFocalRatioRange" ⓘ |
| Cassegrain telescope | f/10 or longer via predicate surface "hasTypicalFocalRatio" ⓘ |