Specification
|
|
BM-7220A |
|
Qauv nab npawb |
8X42 |
|
Magnification |
8X |
|
Hom phiaj txoj kab uas hla (mm) |
42mm ib |
|
Exit tub kawm txoj kab uas hla (mm) |
4.9mm ib |
|
Tawm ntawm Cov Tub Kawm Ntawv Distance (mm) |
18.2mm ib |
|
Thaj chaw saib |
338ft / 1000yds, 115m / 1000m |
|
Kaw Focal Length (m) |
3.5m |
|
Hom Prism |
BAK 4 |
|
Lens Txheej |
FMC |
|
Waterpoof thiab Fogproof |
Yog lawm |
|
Dimension ntawm cov khoom (mm) |
145 x 126 x 52 mm |
|
Qhov hnyav (g) |
590g |
Vim li cas peb xaiv 8X42 binoculars rau noog?
1. Magnification: 8x magnification muab qhov sib npaug zoo ntawm cov duab ruaj khov thiab nthuav dav. Nws tuaj yeem muab kev pom dav dav thiab ua kom yooj yim nrhiav thiab taug qab cov noog.
2. Optical Quality: 8x42 binoculars feem ntau muaj cov lo ntsiab muag zoo, coatings, thiab prisms, uas tuaj yeem muab cov duab zoo dua, pom tseeb dua nrog cov xim zoo dua thiab qhov sib txawv. Qhov no yog qhov tseem ceeb rau birders uas yuav tsum muaj peev xwm pom cov ntsiab lus zoo ntawm cov noog, tshwj xeeb tshaj yog thaum lawv nyob deb.
3. Field of View: nws tuaj yeem muab qhov dav ntawm qhov pom, uas tuaj yeem ua kom yooj yim rau kev nrhiav thiab taug qab cov noog thaum lawv txav mus. Qhov no yog qhov tseem ceeb rau birders uas yuav tsum muaj peev xwm nrhiav tau cov noog sai sai hauv lawv qhov chaw nyob.
4. Kev nplij siab thiab Ergonomics: lawv feem ntau yog tsim los ua lub teeb yuag, zoo sib npaug, thiab nyiam tuav thiab siv rau lub sijhawm ntev. Tej zaum lawv yuav muaj qhov muag kho qhov muag thiab kev tsom xam mechanisms kom ua tau zoo, haum haum.
Yuav ua li cas xaiv ib khub 8X42 Binoculars rau Birding?
1. Durability: Nrhiav 8x42 binoculars uas tsis muaj dej tsis zoo thiab pos huab, thiab ua los ntawm cov khoom siv ruaj khov uas tuaj yeem tiv thaiv pob thiab poob. Qhov no yog ib qho tseem ceeb rau birders uas xav tau lub koob yees duab uas tuaj yeem tiv taus qhov kev siv sab nraum zoov.
2. Hom Prism: Lub koob yees duab siv lub ru tsev prisms lossis porro prisms los cuam tshuam lub teeb thiab tsim cov duab. Lub ru tsev prisms yog ntau compact thiab feem ntau muaj ib tug ncaj-los ntawm kev tsim, thaum porro prisms muaj ib tug ntau angled tsim thiab muaj peev xwm muab ib tug dav ntawm kev pom. Txhua hom prism muaj nws qhov zoo thiab qhov tsis zoo, yog li xav txog qhov ua haujlwm zoo tshaj plaws rau koj cov kev xav tau.
Cim npe nrov: Tuam Tshoj 8x42 binoculars rau noog, Tuam Tshoj 8x42 binoculars rau noog manufacturers, lwm tus neeg, Hoobkas
