Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_6 ( emit__nm_ VARCHAR, absorb__nm_ VARCHAR )

### Question ###
Which Emission (in nanometers) has an absorbtion of 593 nm?

### Accurate SQL ###

SELECT emit__nm_ FROM table_name_6 WHERE absorb__nm_ = "593"