D65灯管的色温：6500K，标准日光光源,平均北方日自然日光（或北窗光）,代替自然光对色, 适合普通要求,大部分客户均用D65对色。其品牌有:飞利浦PHILIPS,GE,喜万年,OSRAM,SYLVANIA，格林达-麦克贝斯 GretagMacbeth等。
D65灯管执行标准：
产品符合标准化组织（ISO）在2000年对标准观察环境和标准光源做出了规定即ISO3664:2000标准。

GE F20W/AD ARTIFICIAL DAYLIGHT Made in Hungary
GE F40W/AD ARTIFICIAL DAYLIGHT Made in Hungary
VeriVide F20 T12/D65 ARTIFICIAL DAYLIGHT，
VeriVide F40 T12/D65 ARTIFICIAL DAYLIGHT
VeriVide F65T12/D65 ARTIFICIAL DAYLIGHT
GretagMacbeth F20T12/65 6500K Made in Canada
GretagMacbeth F40T12/65 6500K Made in Canada
GE Quartzline Lamp 750W 120V Made in Hungary
PHILIPS TL-D 90 DE LUXE 18W/965 Made in Holland
PHILIPS TL-D 90 DE LUXE 36W/965 Made in Holland
PHILIPS TL-D 90 Graphica 18W/965 Made in Holland
PHILIPS TL-D 90 Graphica 36W/965 Made in Holland
SYLVANIA STANDARD F20T12/D65 ARTIFICIAL DAYLIGHT
SYLVANIA STANDARD F40W/54-765/RSDAYLIGHT
SYLVANIA STANDARD F20W/54-765/RSDAYLIGHT
GE EJG-Q750T3/4CL 120V750W
OSRAM L18W/965 BIOLUX
OSRAM L30W/965 BIOLUX
OSRAM L36W/965 BIOLUX
OSRAM L 36W/954-1 LUMILUX de Luxe Daylight Recyclable
OSRAM L 36W/954 LUMILUX de Luxe Daylight Recyclable