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Asia Optical International Ltd patents


Recent patent applications related to Asia Optical International Ltd. Asia Optical International Ltd is listed as an Agent/Assignee. Note: Asia Optical International Ltd may have other listings under different names/spellings. We're not affiliated with Asia Optical International Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Asia Optical International Ltd-related inventors


Headphone

A headphone is provided. The headphone includes a housing and an speaker. The housing includes a first layer structure, a first receiving space, a first output path, a first trench and a sound output side. The speaker is located in the first receiving space, wherein the speaker includes a first... Asia Optical International Ltd

Headphone

A headphone is provided. The headphone includes a housing, a first speaker and a second speaker. The housing includes a sound output side, a first layer structure, a first output path, a first trench, a first recess, and a second recess. The first speaker is disposed in the first recess,... Asia Optical International Ltd

Rotating cylinder device

A rotating cylinder device includes a cylindrical belt having an axis line, several plate-shaped parts, several link mechanisms, and a cylindrical casing. The plate-shaped parts are disposed outside the belt and arranged symmetrically across the axis line. The link mechanisms are pivotally connected to the respective plate-shaped parts and each... Asia Optical International Ltd

Lens assembly

A lens assembly includes a first lens, a second lens, a third lens, a fourth lens and a fifth lens. The first lens is with positive refractive power. The second lens is with negative refractive power. The third lens is with positive refractive power. The fourth lens is a meniscus... Asia Optical International Ltd

Wide-angle lens assembly

wherein L1R1s is a radius of an object side surface of the first lens and f is an effective focal length of the wide-angle lens assembly.... Asia Optical International Ltd

Knob structure

A knob structure includes a base, a rotational element, a clicking plate and a clicking sheet The rotational element is rotatably disposed on the base and includes inner peripheral surfaces. The clicking plate is joined to the inner peripheral surfaces of the rotational element and includes a plurality of first... Asia Optical International Ltd

Self-propelled device and distance detector thereof

A distance detector includes a main body, a laser emitting module, an image capturing module, an angle detecting mechanism, and a processing-control unit. The main body is configured to rotate about an axis. The laser emitting module is disposed on the main body and configured to emit a laser beam... Asia Optical International Ltd

Sight capable of measuring distance

A sight capable of measuring distance comprises a telescope without any turrets, a laser transmitting module, a mount for adjusting elevation and windage and a power supply. The telescope comprises a barrel, an unadjustable reticle fixed in the barrel and a laser receiving module fixed in the barrel. The laser... Asia Optical International Ltd

Optical apparatus

An optical apparatus includes a prism, a plurality of filter elements, a plurality of lenses, a light receiver array, a collimator lens and a base. The prism includes a light entering surface and a light exit surface parallel to each other. The filter elements are disposed on the light exit... Asia Optical International Ltd

Lens assembly

A lens assembly includes a stop, a first lens, a second lens and a third lens, all of which are arranged in sequence from an object side to an image side along an optical axis. The first lens is a plano-convex lens with positive refractive power and includes a convex... Asia Optical International Ltd








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Asia Optical International Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Asia Optical International Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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