Evaluation and improvement of indirect visibility in circumferential area of commercial vehicle.

Author(s)
Satoh, H. Yamanaka, A. Kondoh, T. Yamashita, M. Matsuzaki, M. & Akizuki, K.
Year
Abstract

INDIRECT VISIBILITY OF MIRRORS HAS CONVENTIONALLY BEEN MEASURED ACCORDING TO AN AREA OF VISION AND THERE HAVE BEEN NO APPROPRIATE METHODS TO EVALUATE A DEGREE OF VISUAL COGNIZANCE. THIS PAPER DEALS WITH A CONCRETE EVALUATION OF THE VISIBILITY OF THE MIRROR BASED ON THE CHANGEABILITY OF BASIC AREA AND A RATE OF IMAGE DISTORTION. AN EVALUATION BETTER THAN THE THIRD LEVEL IN THE FIVE RANKS OF EVALUATION SCALE CAN HARDLY BE HOPED FOR WITH THE PRESENT OUTSIDE-CROSS-VIEW-MIRROR ON CURRENT HEAVY-DUTY TRUCKS IN JAPAN. TO IMPROVE SUCH SITUATION, WE HAVE DEVELOPED A PERISCOPE MIRROR SYSTEM AND SUCCEEDED IN DECREASING A NUMBER ON THE LEFT SIDE OF CONFIRMING MIRRORS (FROM 3 TO 2) AND ACHIEVED THE BEST EVALUATION (5TH LEVEL).(A) FOR THE COVERING ABSTRACT OF THE CONFERENCE SEE IRRD 802816.

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Publication

Library number
C 51636 (In: B 23221 [electronic version only]) /91 / IRRD 802909
Source

In: Ninth International Technical Conference on Experimental Safety Vehicles held at Kyoto, Japan, November 1-4 1982, p. 954-959

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This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.