Fluorescent lamp cover and lighting fixture

摘要

A fluorescent lamp cover which comprises a transparent resin containing a fluorescent brightening agent so as to cut off 90% or more of the rays of 410 nm or less, wherein the fluorescent brightening agent is represented by the following formula (I): wherein R1 and R4 each represents a hydrogen atom, an alkyl group or an alkoxyl group; R2 and R3 each represents an alkyl group; and ÄAÜ represents a substituted aryl or substituted ethenyl group.