Invention Grant
- Patent Title: Optical configurations with two or more micro structured films
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Application No.: US14646745Application Date: 2014-10-13
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Publication No.: US09618179B2Publication Date: 2017-04-11
- Inventor: Wilhelmus Petrus Adrianus Johannus Michiels , Marcellinus Petrus Carolus Michael Krijn , Ruslan Akhmedovich Sepkhanov , Antonius Adrianus Maria Marinus , Hendrikus Hubertus Petrus Gommans
- Applicant: PHILIPS LIGHTING HOLDING B.V.
- Applicant Address: NL Eindhoven
- Assignee: PHILIPS LIGHTING HOLDING B.V.
- Current Assignee: PHILIPS LIGHTING HOLDING B.V.
- Current Assignee Address: NL Eindhoven
- Priority: EP13190012 20131024
- International Application: PCT/EP2014/071827 WO 20141013
- International Announcement: WO2015/058983 WO 20150430
- Main IPC: B60Q1/26
- IPC: B60Q1/26 ; F21V5/00 ; F21V14/06 ; F21V5/04 ; F21V7/00 ; H01L25/075 ; G02F1/1335 ; F21Y101/00 ; F21Y105/10 ; F21Y115/10 ; F21Y105/00
Abstract:
The invention provides a lighting unit (10) comprising (i) an arrangement (111) of a plurality of light source units (100) configured to provide corresponding light source unit light (101), (ii) a first foil (210) comprising a plurality of transmissive first foil regions (211), wherein each first foil region (211) comprises a plurality of optical elements (212), and (iii) a second foil (220) comprising a plurality of transmissive second foil regions (220), wherein each second foil region (221) comprises a plurality of optical elements (222), wherein each light source unit (100) has a corresponding first foil region (211) configured downstream of said light source unit (100) and a corresponding second foil region (221) configured downstream of said first foil region (211).
Public/Granted literature
- US20160298822A1 OPTICAL CONFIGURATIONS WITH TWO OR MORE MICRO STRUCTURED FILMS Public/Granted day:2016-10-13
Information query
