Small projector pdf#

G02B9/34- Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e.TheBestronics is reader-supported.G02B9/00- Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e.G02B13/16- Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g.G02B13/00- Optical objectives specially designed for the purposes specified below.G02B- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS.238000006011 modification reaction Methods 0.000 description 1.238000004519 manufacturing process Methods 0.000 description 1.238000000926 separation method Methods 0.000 description 3.239000004973 liquid crystal related substance Substances 0.000 description 5.230000005540 biological transmission Effects 0.000 claims description 35.230000003287 optical Effects 0.000 claims abstract description 29.230000005499 meniscus Effects 0.000 claims abstract description 34.230000014509 gene expression Effects 0.000 claims abstract description 149.Assignors: BABA, TOMOYUKI, SADO, KENZO, YAMAMOTO, CHIKARA Publication of US20100053774A1 publication Critical patent/US20100053774A1/en Application granted granted Critical Publication of US7885009B2 publication Critical patent/US7885009B2/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to JPP2008-223047 priority Critical Priority to JP2008223047 priority Priority to JPP2009-134591 priority Priority to JP2009134591A priority patent/JP2010079252A/en Application filed by Fujinon Corp filed Critical Fujinon Corp Assigned to FUJINON CORPORATION reassignment FUJINON CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Original Assignee Fujinon Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor Tomoyuki Baba Chikara Yamamoto Kenzo Sado Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US12/544,633 Other versions US20100053774A1

Small projector pdf#

Google Patents Small projection lens and projection display device using the sameĭownload PDF Info Publication number US7885009B2 US7885009B2 US12/544,633 US54463309A US7885009B2 US 7885009 B2 US7885009 B2 US 7885009B2 US 54463309 A US54463309 A US 54463309A US 7885009 B2 US7885009 B2 US 7885009B2 Authority US United States Prior art keywords lens refractive power projection projection lens positive refractive Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US7885009B2 - Small projection lens and projection display device using the same US7885009B2 - Small projection lens and projection display device using the same