CREATE TABLE table_66888 ("Name" CLOB, "Nickname" CLOB, "Year" FLOAT, "Advantage" CLOB, "Transmittance/ contrast ratio" CLOB)

What is Ips-provectus transmittance/contrast ratio?
SELECT "Transmittance/ contrast ratio" FROM table_66888 WHERE "Name" = 'ips-provectus'
SELECT "Transmittance/ contrast ratio" FROM "table_66888" WHERE "Name" = 'ips-provectus'