Invention Grant
- Patent Title: Illumination systems with sloped transmission spectrum front reflector
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Application No.: US15250712Application Date: 2016-08-29
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Publication No.: US10162218B2Publication Date: 2018-12-25
- Inventor: Timothy J. Nevitt , Michael F. Weber , John A. Wheatley , Matthew E. Sousa , Tao Liu
- Applicant: 3M Innovative Properties Company
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Michael Stern
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; F21V8/00 ; F21V7/04 ; F21V13/08 ; G02B5/30
Abstract:
A backlight includes a front and back reflector forming a light recycling cavity and one or more light source members disposed to emit light into the light recycling cavity. The front reflector being partially reflective to provide an output illumination area. The front reflector has a blue sloped transmission spectra, at normal incidence with a range among bin values from 15% to 100%.
Public/Granted literature
- US20160370653A1 ILLUMINATION SYSTEMS WITH SLOPED TRANSMISSION SPECTRUM FRONT REFLECTOR Public/Granted day:2016-12-22
Information query
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