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Document Title |
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JPH01157319U |
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JPH01265223A |
PURPOSE:To know time at need without interrupting an action by converting the time of a timepiece provided in a bow into an optical image and displaying it on the display surface of a lens through an optical fiber. CONSTITUTION:The timep...
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JPH0132017Y2 |
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JPH0128491Y2 |
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JPH01120125U |
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JPH0125929Y2 |
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JPH01108517U |
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JPH01100117U |
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JPH0192628U |
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JPH0177617U |
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JPH0119565B2 |
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JPH0112248Y2 |
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JPH0112244Y2 |
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JPS6470048A |
PURPOSE: To protect the eye of a spectacles wearing person from an emitting body while suiting spectacles on a face of the person by attaching inside spectacles in the inside of outside protection spectacles so as to be set at a position...
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JPS6410809B2 |
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JPS642220U |
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JPS63168419U |
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JPS63261217A |
PURPOSE: To constitute variable polarizing spectacles by fitting a polarizing lens part pivotally to a holder and fixing it to part of the body such as the head by the holder so as to move the polarizing lens part upward or to a sideward...
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JPS63118020U |
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JPS63177108A |
A visor for a head-up display in which the surfaces which, in use, are located immediately in front of the eyes of the user, are respectively first and second paraboloids having spaced axes. The invention also extends to a method of manu...
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JPS6384120U |
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JPS634174Y2 |
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JPS634175Y2 |
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JPS638723U |
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JPS63321U |
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JPS62181923U |
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JPS62161219U |
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JPS62231211A |
There is disclosed an improved optical accessory of the sun shade type for use with a pair of prescription spectacles. The accessory includes releasable securing structure which releasably cooperates with a bridge assemÂbly of the spect...
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JPS6235056Y2 |
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JPS62104225U |
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JPS6243329U |
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JPS6141062Y2 |
An adjustable loupe frame is provided consisting of telescopic, spring-biased right and left bows and a loupe mounting bracket extending between and joined pivotably to the front ends of telescopic bows. The bows are adjustable to vary t...
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JPS6141064Y2 |
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JPS61176525U |
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JPS61171027U |
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JPS61203422A |
There is disclosed an improved optical accessory (10) of the sun shade type for use with a pair of prescription spectacles (12). The accessory (10) includes a releasable securing structure (54) which releasably cooperates with a bridge a...
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JPS61203423A |
There is disclosed an improved optical accessory (10) of the sun shade type for use with a pair of prescription spectacles (12). The accessory (10) includes a bridging assembly (38) having a resiliently flexible wire-like member (46) whi...
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JPS61156022A |
PURPOSE: To attain extremely fine ridgeline forming work by calculating a ridgeline deflection value every rotational angle of a lens and moving the lens on the basis of the ridgeline deflection value. CONSTITUTION: A frame inner diamete...
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JPS61156023A |
PURPOSE: To set up a lens easily and precisely by setting up the optical centering point of the lens as its working center at the setting of the lens of a lens grinder. CONSTITUTION: An arithmetic unit 30 determines a point O2 apart from...
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JPS61101717U |
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JPS6199832U |
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JPS61137027A |
PURPOSE: To perform experiment while a tester confirms the gaze of an observer, by providing an infrared irradiation part and an infrared receiving part at a position, which is in the vicinity of the ocular part of visual environment eva...
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JPS6168222U |
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JPS6169980A |
PURPOSE: To obtain an ornamental member having extremely superior corrosion resistance and ornamental effect by forming a black or green oxide layer on the surface of an Ni-Cr alloy as a base alloy. CONSTITUTION: An Ni-Cr alloy is manufa...
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JPS6169981A |
PURPOSE: To obtain an ornamental member having excellent corrosion resistance and ornamental effect by forming an oxide layer of a black or green color on the surface of a base alloy composed of austenitic stainless steel. CONSTITUTION: ...
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JPS6129317U |
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JPS6113824U |
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JPS61121U |
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JPS60181721U |
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JPS6053851B2 |
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