Invention Grant
- Patent Title: Plastic sheets with lenticular lens array
- Patent Title (中): 带双凸透镜阵列的塑料片
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Application No.: US12582365Application Date: 2009-10-20
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Publication No.: US08411363B2Publication Date: 2013-04-02
- Inventor: Todd R. Niemuth
- Applicant: Todd R. Niemuth
- Applicant Address: US MO St. Louis
- Assignee: Spartech Corporation
- Current Assignee: Spartech Corporation
- Current Assignee Address: US MO St. Louis
- Agency: Armstrong Teasdale, LLP
- Main IPC: G02B27/10
- IPC: G02B27/10
Abstract:
A lenticular sheet, in one exemplary embodiment, includes a first surface having at least two portions, an opposing second surface, and a plurality of lenticular lenses formed in the first surface. Each portion of the first surface includes a number of lenticular lenses per centimeter that is different from the number of lenticular lenses per centimeter of an adjacent portion of the first surface.
Public/Granted literature
- US20100195210A1 Plastic Sheets with Lenticular Lens Array Public/Granted day:2010-08-05
Information query
