Cov txheej txheem:
- S sawv cev rau dab tsi hauv AF-S?
- Qhov txawv ntawm AF-P thiab AF-S lo ntsiab muag yog dab tsi?
- Dab tsi yog qhov txawv ntawm AF thiab AF-S?
- AF-S yog dab tsi?
Video: Af-s lo ntsiab muag txhais li cas?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Nikon AF-S DX Nikkor 35mm f/1.8G yog lub lens tsim los ntawm Nikon siv rau Nikon DX hom digital SLR koob yees duab. Nws muab thaj chaw saib ntawm lub koob yees duab DX hom zoo ib yam li lub lens ib txwm ntawm lub koob yees duab 35mm.
S sawv cev rau dab tsi hauv AF-S?
Paraphrasing tsab xov xwm: AF-C (AF-nruam los yog servo hom) yog siv rau kev yees duab txav cov ntsiab lus. AF-S txhais tau tias ib koob txhaj tshuajthiab yog siv rau cov ncauj lus uas nyob ruaj khov.
Qhov txawv ntawm AF-P thiab AF-S lo ntsiab muag yog dab tsi?
AF-S NIKKOR lo ntsiab muag feature Nikon's Silent Wave Motor (SWM). … AF-P lo ntsiab muag siv lub "Pulse" lub cev muaj zog lossis "Stepping" autofocus lub cev muaj zog thiab yog txawm tias ntsiag to thiab smoother rau autofocus dualub AF-S lens, ua cov lo ntsiab muag zoo tagnrho thaum thaij video nrog ib DSLR.
Dab tsi yog qhov txawv ntawm AF thiab AF-S?
Muaj ob hom Nikon lo ntsiab muag: AF (auto focus) thiab AF-S ( auto focus with silent wave motor). AF feem ntau yog cov lo ntsiab muag qub uas tsuas yog ua haujlwm hauv hom phau ntawv xwb. AF-S lo ntsiab muag ua haujlwm ntawm txhua lub koob yees duab Nikon digital, thiab muaj qhov ceev ceev thiab ntsiag to autofocus.
AF-S yog dab tsi?
"AF-S yog rau lub suab ntsiag to yoj lub cev siv hauv NIKKOR lo ntsiab muag kom nrawm, raug thiab, raws li koj xav tau, kev ua haujlwm AF ntsiag to super. … "Thaum kawg, peb xaus nrog tsab ntawv G, uas qhia tau hais tias lub lens muaj kev tswj hluav taws xob diaphragm, txhais tau tias f / nres yog teem los ntawm lub koob yees duab.
Pom zoo:
Thaum lub tuam txhab muag khoom muag khoom muag nws puas yuav?
Thaum lub tuam txhab muag khoom muag khoom muag, nws yuav lees paub muag cov nyiaj tau los ntawm tus nqi muagLub tuam txhab tseem yuav lees paub tus nqi ntawm cov khoom muag rau tus nqi ntawm tus nqi muag khoom. tus nqi ntawm cov khoom uas tau muag.
Thaum twg yog cov muag muag muag feem ntau siv?
Soft solder feem ntau muaj qhov sib txawv ntawm 90 txog 450 ° C (190 txog 840 ° F; 360 txog 720 K), thiab feem ntau siv hauv hluav taws xob, kav dej, thiab cov ntawv hlau ua haujlwm. Alloys uas yaj ntawm 180 thiab 190 ° C (360 thiab 370 ° F;
Thaum cov neeg muag khoom muag npe rau cov khoom muag?
Ib tug tub lag luam wholesale ua haujlwm hauv cov saw hlau ntawm cov neeg tsim khoom thiab cov khw muag khoom. Qee cov lag luam wholesale tsuas yog npaj cov khoom txav ntawm cov khoom es tsis txav cov khoom lawv tus kheej. Cov neeg ua lag luam kev lag luam txwv tsis pub cov neeg lag luam coj lub npe rau cov khoom muag thiab xav tias kev pheej hmoo koom nrog kev ua haujlwm ywj pheej Thaum cov neeg muag khoom nqa lub npe rau cov khoom muag thiab them tus nqi ntawm tub sab
Pob scleral lo ntsiab muag ua haujlwm rau qhov muag qhuav?
Ib qho kev xaiv los daws qhov muag qhuav yog siv cov lo ntsiab muag scleral. Txawm hais tias feem ntau siv los kho pob txha irregularities thiab refractive yuam kev, scleral lo ntsiab muag tuaj yeem muab kev pab zoo rau cov neeg mob qhov muag qhuav .
Canon ef-s lo ntsiab muag txhais li cas?
Canon EF-S lens mount yog ib qho derivative ntawm EF lens mount tsim rau lub subset ntawm Canon digital single-lens reflex lub koob yees duab nrog APS-C loj duab sensors. Nws tau tso tawm xyoo 2003. Cov koob yees duab nrog lub EF-S mount yog rov qab sib xws nrog EF lo ntsiab muag thiab, zoo li, muaj flange focal nrug ntawm 44.
