| Description:  The lookup_table_type attribute provides the type of lookup table that was applied to convert 14-bit pixels to 8-bit pixels in a HiRISE image. | 
| Namespace Id: mro | Steward: geo | Class Name: HiRISE_Instrument_Setting_Parameters | Type: ASCII_Short_String_Collapsed | 
| Minimum Value: None | Maximum Value: None | Minimum Characters: 1 | Maximum Characters: 255 | 
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: SHORT_STRING | 
| Status: Active | Nillable: false | Pattern: None | 
| Permissible Value(s) | Value | Value Meaning | 
|  | LINEAR | linear LUT | 
|  | N/A | no LUT | 
|  | SQUARE ROOT | square root LUT | 
|  | STORED | stored LUT |