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Class Information
Number: 359/632
Name: Optical: systems and elements > Single channel simultaneously to or from plural channels (e.g., light dividing, combining, or plural image forming, etc.) > By partial reflection at beam splitting or combining surface > Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.) > Rotatable heads-up device or combiner
Description: Subject matter including structure to enable circular movement of light combining element.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4859030 |
Helmet mounted display with improved brightness |
Aug. 22, 1989 |
| 4810056 |
Collimated relief display device |
Mar. 7, 1989 |
| 4749256 |
Mounting apparatus for head-up display |
Jun. 7, 1988 |
| 4743103 |
Lenses for photographic printers |
May. 10, 1988 |
| 4725125 |
Head-up displays |
Feb. 16, 1988 |
| 4664475 |
Combiner mounting and stowage mechanism |
May. 12, 1987 |
| 4592654 |
Head-up gunsight using a single optical component for viewing both a reticle and landscape |
Jun. 3, 1986 |
| 4398799 |
Head-up displays |
Aug. 16, 1983 |
| 4364636 |
Helmet mounted sight with fixed display and pivotal arm |
Dec. 21, 1982 |
| 4188090 |
Retractable head-up displays |
Feb. 12, 1980 |
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