zoom

  1. A

    DH-IPC-HDBW2841R-ZS Zoom API

    Hello everyone, I have a DH-IPC-HDBW2841R-ZS Dahua camera and I need to set a zoom on it via API to a specific value. When I send this API /cgi-bin/configManager.cgi?action=setConfig&VideoInZoom[0][0].DigitalZoom=true&VideoInZoom[0][0].Speed=5&VideoInZoom[0][0].ZoomLimit=10 I get the response...
  2. T

    PTZ zoom / focus mechanism

    How do the PTZ cameras maintain such crisp focus while zooming? They don't use parfocal lens right? So are they continuously updating the focus motor as they zoom?
  3. M

    Loryta 4MP SD49425XB-HNR Tracking and Tuning

    Right now, this camera is locking onto a target but not zooming in close enough to the target. What settings are adjustable for the amount of zoom going into a target? Also, can anyone review these settings? Do they look right? EIS is Off, Picture freeze off, Exposure 2D NR: ON, 3D NR: On...
  4. D

    C6F0SoZ3N0PfL2 5mp Auto Tracking Zoom

    Hello! I'm a noob to the IP cam world, I've had one on the house for ages but needed to change for a PTZ. Unfortunately I can't get POE up to the locations so had to settle for a WiFi IP...anyway! Make - S3VC Model - SD10W-5MP c6f0soz3n0pdl2 Can anyone tell me if the tracking function of the...
  5. Jb2644

    Amcrest NVR with other brands

    I wish I’d discovered this site before building my security system. Thank you to everyone for sharing their knowledge. I was wondering if anyone has experience with using non-Amcrest cameras on their Amcrest NVR. I have 3 Amcrest POE cameras, 2 smart home Amcrest + the Amcrest doorbell, and...
    • Jb2644
    • Thread
    • amcrest camera dahua nvr ptz zoom
    • Replies: 5
    • Forum: IP Cameras
  6. E

    Newb - outdoor POE camera recommendation please

    Hi All - New to the group. Here is my dilemma. For the past decade, I have had a Canon VB-C50i power-over-ethernet camera mounted outdoors in a dome. It has been a fantastic camera because of its 26x optical zoom. It is mounted on my roof and points out to a surf spot that allows me to zoom...
  7. S

    Software

    Looking for software that follows target and follows? Zoom function automatically Someone who has suggestions?
  8. C

    Cheap ($90USD) 300 feet varifocal mod LPR test

    I detailed my long range varifocal mod in the Dahua sub Simple Dahua bullet cam 50mm vari-focal mod as my original purpose wasn't so much for license plates as people but as I've been refining my settings, I found using plates was the best to get shutter and lighting settings right for better...
    • clacks
    • Thread
    • long range lpr varifocal zoom
    • Replies: 5
    • Forum: LPR
  9. C

    Simple Dahua bullet cam 50mm vari-focal mod longe range zoom

    I'm new to the forum but just want to detail my mod to mount a cheap vari-focal lens in a Dahua HFW4433M-I2 bullet cam (Both sourced from Aliexpress) using simple parts with no cutting or manipulation of the enclosure or circuitry. Credit to Nyar for his 25mm 4MP License plate thread which gave...
    • clacks
    • Thread
    • 50mm long range lpr varifocal zoom
    • Replies: 24
    • Forum: Dahua
  10. G

    SD49225T-HN Zoom and focus not working

    I have recently bought SD49225T-HN unfortunately on Aliexpress. The system shows the zoom change, but the zoom actually remains the same, does not change, and the camera does not focus. The focus also cannot be set in manual mode and the image is also blurred. I can’t apply for REFUND or get...
    • gregorus
    • Thread
    • autofocus blurred defective faulty focus sharpness zoom
    • Replies: 1
    • Forum: Dahua
  11. C

    Camera location vs zoom level (initial physical camera location)

    Hi all, new user and excited to learn. I have a new Dahua IPC-HDW2231R-ZS 2mp Starlight IR varifocal eyeball camera I've installed to capture the NW corner of my house ((6' wide access area). Had a question regarding camera placement (Also using Blue Iris). -If the goal is to best capture...
  12. Tayschrenn

    Zoom vs resolution

    There is a roughly 40ft lawn between where my driveway camera(s) are going to be, and the drive. Another 20ft give or take where I'd like facial features and license plate reading. My intention was originally based on the camera Google earth website referenced here, which showed only the 4k...
    • Tayschrenn
    • Thread
    • distance facial recognition lawns lpr zoom
    • Replies: 9
    • Forum: Dahua
  13. E

    Dahua IPC-HFW1431S digital zoom not working

    I'm trying out the Blue Iris trial and can't get my Dahua IPC-HFW1431S zoom working. The camera supposedly supports up to 16x digital zoom and sort of works through the NACL web UI for the camera. "Sort of" because its not a traditional PTZ interface with plus-minus zoom but instead more...
  14. O

    Focal plane distance formula for varifocal camera

    Is it possible to compute the distance of the focus point (distance at which objects are sharpest) using the Zoom and Focus parameters shown in the interface ? The camera I'm using is this one: 12MP IR Vari-focal IP Bullet – Dahua North America I see that the parameters ranges are [0, 852] for...
    • Oppiie
    • Thread
    • distance focus varifocal zoom
    • Replies: 5
    • Forum: Dahua
  15. K

    SD22204T-GN Zoom Stuck

    Hello. I have an issue with the SD22204T-GN camera where the zoom is stuck. It automatically zoomed in all the way last night and now I can't get it to zoom out. Sometimes I can get it to zoom out partially but then it automatically zooms back in again. The pan and tilt still work properly but...
    • kilwar
    • Thread
    • dahua sd22204t-gn stuck zoom
    • Replies: 2
    • Forum: Dahua
  16. S

    Dahua auto tracking ZOOM INSTRUCTIONS

    Hello everyone, I do hope this post fits in with the subject of installations, cos this part of the forum seems to be where most people read and respond to - and in a sense, I'm still trying to install it! Treated myself to a Dahua SD52C225U-HNI from Andy and now one month on, I think it's the...
  17. G

    Any cameras with separate IR LED and IR Cut filter controls?

    Hi - so as the title says: Any cameras with separate IR LED and IR Cut filter controls out there? Esp cameras with a good amount of zoom (> 20 mm?). I'm asking because with a long zoom camera the IR is not very effective at long distances, but when my cameras go into "night mode" both the IR...
  18. V

    BI zoom function with ipc-hdbw4631r-zs

    Hi Everyone, first thread, newbie to all this business. I just bought BI and a ipc-hdbw4631r-zs to play around. I have everything working (mostly), remote app working on android, camera and setup nicely, triggers etc. Only thing I don't seem to be able to get to work in the BI desktop app...
    • villasueno35
    • Thread
    • blue iris ipc-hdbw4631r-zs zoom
    • Replies: 3
    • Forum: Dahua
  19. JackNg

    SD22204T-GN intermittent lense movement - zoom + focusing

    Hi all, New to the forum. I'm hoping some guru here can give me some tips/hints as to how i can troubleshoot this issue that I've have. Here goes: I've got my hand one of the mini PTZ camera from Dahua - SD22204T-GN, a few months back. I've only just enabled the motion detection event...
    • JackNg
    • Thread
    • focus sd22204t-gn zoom
    • Replies: 26
    • Forum: Dahua
  20. G

    IPC-HDW4431C-A Snapshot and Zoom

    Hi guys, This is my first post in the forum after finding some extremely helpful information here previously. I have a Dahua IPC-HDW4431C-A camera and am looking to see if it has the features I need for a project. Basically I am needing the camera to retain a certain amount of zoom when...
    • GC83
    • Thread
    • dahua ftp ipc-hdw4431c-a snapshot zoom
    • Replies: 6
    • Forum: Dahua
  21. T

    Complete beginner here! Can I get a few recommendations?

    With so many cameras, I am a little at a loss as to how to proceed. My needs. Outdoor mounted camera 1080 at least Night vision Zoom of at least X10 Pan Tilt Preferably with batteries if at all possible Under $300 1 The ones I took a look at that made me decide to come here, were: 1: Amcrest...
  22. N

    motorized Varifocal vs zoom vs auto focus cameras...What's the diff?

    Maybe another in my list of noob questions that should be obvious but isn't for me... What is the difference between "motorized Varifocal", "auto focus" and a zoom cameras? ( I get the full PTZ difference of course.) My first cams were all fixed focus, I think 2.8mm. I quickly realized that...
    • nbstl68
    • Thread
    • auto focus ptz camera varifocal zoom
    • Replies: 3
    • Forum: IP Cameras
  23. Korgoth

    Moon video - Hikvision DS-2DY9187-AI8 Zoom Test

    Hello I'm testing new PTZ unit from Hikvision, DS-2DY9187-AI8 FullHD ress 8~250mm lens WDR, HLC 800 meter IR Laser I will post some videos and snapshots from this monster :D Here is first one: What you think?
    • Korgoth
    • Thread
    • cctvnerd ds-2dy9187-ai8 ptz zoom
    • Replies: 3
    • Forum: Hikvision
  24. J

    PTZ camera with Optical zoom needed

    Hi guys, i am looking for a suitable PTZ camera that must have an optical zoom, ideally focal length between 3 and 12mm but can be greater if possible. Am based in the uk and needs to be no more than £150, any suggestions would be super helpful as not many products have reviews within the uk
  25. RyanODan

    Hikvision DS-2DE4582-AE 2MP 1080p Network IR Mini IP PTZ Dome Camera

    1/2.8’’ Progressive Scan CMOS 1080P Full HD resolution 2.8-12mm Lens 4X Optical zoom, 16X digital zoom Up to 30m IR distance Day/Night, D WDR , 3D DNR 3D intelligent positioning PoE+ / 24VAC power supply Compact-sized design Spec Sheet Attached $499.99...
  26. O

    Sricam AP004 Zoom and Preset Problems

    A single click of the + or - zoom control on the AP004 UI web interface causes the camera to zoom totally in or totally out, leaving the camera completely out of focus. However, doing the same through Blue Iris performs an increment step zoom (also leaving the camera out of focus). So, how is it...
    • Ozzy
    • Thread
    • ap004 preset zoom
    • Replies: 10
    • Forum: IP Cameras
  27. S

    Dahua IPC-HFW2300R-Z 3MP 2.8-12mm Motorized Auto-Focus Zoom and Blue Iris

    I recently purchased the Dahua IPC-HFW2300R-Z 3MP, mainly for it's automatic zoom and focus option. I have it connected to Blue Iris, but it won't let me zoom or focus. Does Blue Iris support zoom and focus on this camera, and if yes, then how do I enable it?
  28. Overcon

    ACTi Camera Quality Feedback

    I am just about ready to purchase one ACTi B96 IP PZT camera and then I thought I better come on here and see if I can get some feedback, suggestions from the experts here since I know very little about this camera or manufacturer and for the price, well, best get some feedback first because...
  29. D

    Dahua IPC-HFW2300R-Z 3MP

    Howdy, Q-See QC8116 NVR Costco Q-SEE 16 Channel Package Dahua IPC-HFW2300R-Z 3MP 2.8-12mm Motorized Auto-Focus Zoom WeatherProof IP Camera Bullet The camera mounts, connects and works fine with the Q-See NVR. The NVR is able to control the motorized zoom and auto focus. The motion detect and...
    • Daybreak
    • Thread
    • dahua hfw2300r motorized zoom
    • Replies: 0
    • Forum: Dahua
Top Bottom