Specification
|
Magnification |
4X |
|
Hom phiaj Diameter (mm) |
30 hli |
|
Field of View |
6.9 degree |
|
Lub qhov muag kab (mm) |
12 hli |
|
Exit tub kawm txoj kab uas hla (mm) |
13.5mm 3 |
|
Tawm ntawm Cov Tub Kawm Ntawv Distance (mm) |
7.5mm ib |
|
Prism qhov system |
BK 7 |
|
Lens Txheej |
MC |
Vim li cas peb thiaj xaiv Handsfree Opera Glasses?
1. Yooj yim:
Cov Binoculars no tshem tawm qhov xav tau los tuav lub koob yees duab thoob plaws hauv kev ua haujlwm. Qhov no tso cai rau tus neeg siv kom muaj lawv txhais tes dawb los qhuas, tuav ib qho kev pab cuam, los yog txaus siab rau kev noj qab haus huv yam tsis tas yuav tuav lub koob yees duab.
2. Tsis muaj kev pom zoo:
Thaum siv cov tsom iav opera, tus neeg siv txhais tes tuaj yeem cuam tshuam qhov pom lossis txwv lawv lub peev xwm kom txaus siab rau qhov ua tau zoo. Tes-dawb opera tsom iav tshem tawm qhov teeb meem no, muab qhov tsis pom kev ntawm theem thiab tso cai rau tus neeg saib kom nkag siab lawv tus kheej hauv kev ua yeeb yam.
3.Accessibility:
Tes-free opera tsom iav tuaj yeem muaj txiaj ntsig tshwj xeeb rau cov tib neeg uas tsis muaj kev txav mus los lossis kev ua haujlwm ntawm lawv txhais tes. Lawv muab cov kev xaiv yooj yim dua rau kev paub txog cov ntsiab lus ntawm kev ua tau zoo yam tsis tas yuav tsum tau siv phau ntawv dexterity lossis tuav lub zog.
Yuav ua li cas xaiv Handsfree Opera Glasses?
1.Types of Hands-Free Opera Glasses:
Muaj ntau hom iav opera tsis muaj tes muaj nyob hauv khw. Qee cov qauv tsim los hnav zoo li lub taub hau, nrog rau lub koob yees duab tso rau pem hauv ntej ntawm lub qhov muag. Lwm tus tuaj yeem txuas rau cov tsom iav los yog tsom iav, muab kev sib koom ua ke ntau dua thiab kev pom tus kheej.
2. Magnification thiab Focus:
Ob txhais tes-dawb opera tsom iav feem ntau muab kev nthuav dav xws li 2x txog 4x, txawm hais tias yuav muaj kev hloov pauv nyob ntawm tus qauv tshwj xeeb. Kev kho kom pom tseeb tso cai rau cov neeg siv los kho qhov pom tseeb ntawm daim duab raws li lawv tus kheej qhov muag thiab qhov kev ncua deb mus rau theem.
3.Compact thiab Lightweight:
Tes-free opera tsom iav yog tsim los kom compact thiab hnav, ua rau lawv yooj yim nqa thiab hnav rau lub sij hawm ntev. Lawv feem ntau yog tsim los ntawm cov khoom siv hnyav xws li yas lossis txhuas kom xis nyob thiab txav tau yooj yim.
Cim npe nrov: Handsfree opera tsom iav, Tuam Tshoj handsfree opera tsom iav manufacturers, lwm tus neeg, Hoobkas
