Uploaded April 2017 | Updated September 2026, 2 weeks ago
Quick tutorial on how you change lens on a surveillance camera
Its simple and doesnt take many minutes. In this video i just quickly show you how i change lenses on my cameras i have. I dont like 4mm lenses and therefore on many of them go to 2.8mm to get wider field.
Camera used is from Hikvision: goo.gl/crS28E
Lenses used: goo.gl/vJRq27
Borrowed image for comparison of lens types and their angle:
cctvforum.com/images/imported/2014/03/242958_1.jpg
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Patreon: patreon.com/DIYtech
Or more of direct style you can paypal me at paypal@romer.se / paypal.me/diytechandrepairs
By contributing i can also include a shout out in the end of a video or in text. If so let me know :)
(And I thank the ones who did contribute so far!!)
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Quick tutorial on how you change lens on a surveillance camera
Its simple and doesnt take many minutes. In this video i just quickly show you how i change lenses on my cameras i have. I dont like 4mm lenses and therefore on many of them go to 2.8mm to get wider field.
Camera used is from Hikvision: goo.gl/crS28E
Lenses used: goo.gl/vJRq27
Borrowed image for comparison of lens types and their angle:
cctvforum.com/images/imported/2014/03/242958_1.jpg
----------------------------------------
Do you want to contribute? Lets us make this channel the top channel on Youtube!
Patreon: patreon.com/DIYtech
Or more of direct style you can paypal me at paypal@romer.se / paypal.me/diytechandrepairs
By contributing i can also include a shout out in the end of a video or in text. If so let me know :)
(And I thank the ones who did contribute so far!!)
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![Robotic lawn mower with live stream camera build
Yes you read correct! In this video I add a web camera to my lawn mower. That streams live! Check link below
More information below!
The stream may not always work and is an limited view offer!
Live stream can be found here:
Http://lm.romer.se
Note that if there is no signal it can have lost wifi or the battery to be dead. If it stands still beside a wall its charging!
The camera can be bought here:
Ebay link: https://goo.gl/aobYSR
12v Buck converter: https://goo.gl/pVA4z7
I just used a normal Hikvision wireless camera with a 12v adaptor.
Quick build where I add an wireless camera to my robomow rs630 robotic lawn mower. The camera makes it possible to follow the lawn mower when it runs around our lawn.
Music:
Different Heaven - Nekozilla [NCS Release]
Download this track for FREE: http://bit.ly/different_heaven_nekozilla
Support on iTunes: http://apple.co/1MSj3Fv
https://www.youtube.com/watch?v=6FNHe3kf8_s
Want to help me out or if you appreciate what i do?
Patreon: https://www.patreon.com/DIYtech
paypal@romer.se / https://www.paypal.me/diytechandrepairs
By buying the stuff i link to will also yield some extra for me. Robotic lawn mower with live stream camera build](https://i.ytimg.com/vi/m2So46ww5rE/mqdefault.jpg)




![Leaking cell - Self discharging pack!
Locating and fixing a self discharging cell in a pack
More information below!
I had cell 4 in the pack for the ATV going bad. It self discharged in 2 days to almost 0 so something had happened
Sure it had! 1 Cell had vented or leaked badly. So i decided to switch out all cells on that part to better ones.
Now it works again and the ATV runs as it should!
XT90 spark protected plug
https://goo.gl/DorsQ2
JST balance wires:
https://goo.gl/w5Vo7E
Do you want to contribute? Lets us make this channel the top channel on Youtube!
Patreon: https://www.patreon.com/DIYtech
Or more of direct style you can paypal me at
paypal@romer.se / https://www.paypal.me/diytechandrepairs
By contributing i can also include a shout out in the end of a video or in text. If so let me know :)
(And I thank the ones who did contribute so far!!)
By buying the stuff i link to will also yield some extra for me.
Music
Song: Malik Bash - Ghosts [NCS Release]
Music provided by NoCopyrightSounds.
Watch: https://youtu.be/-9Z5Nhsm7GA
Download/Stream: http://ncs.io/GhostsCr Leaking cell - Self discharging pack!](https://i.ytimg.com/vi/ougsxEeRtVI/mqdefault.jpg)




![More Powah! Batrium the 3rd have arrived!
Spoiler alert! Im building more POWAH!
Should I name them now?
More information below!
Yeap I got more Batrium stuff!
http://www.batrium.com
Go to buy list: http://diytechandrepairs.nu/complete-solar-best-buy-list/
Do you want to support my channel? Below links cost you nothing to use:
Ebay: https://goo.gl/PwRR68
Amazon: https://goo.gl/VSU4YH
Banggood https://goo.gl/fcCjJ5
Donate via Patreon
https://www.patreon.com/DIYtech
Direct donate via paypal
paypal@romer.se / https://www.paypal.me/diytechandrepairs
Become a Patreon? Then use my affiliated link below!
https://patreon.com/invite/bqxpyp
Manage your youtube videos like I do? Use below
https://www.tubebuddy.com/DiyTechandrepairs
Links to my site and current solar layout:
http://diytechandrepairs.nu/current-solar-layout/
https://www.facebook.com/diytechandrepairs/
http://www.diypowerwalls.com/t-Esperyd-Solar-and-powerwall-system
Steemit if you want to read more!
https://steemit.com/@diytechandrepair
DIY powerwall forum: https://goo.gl/Hfr529
Music:
https://www.youtube.com/watch?v=p7ZsBPK656s
Disfigure - Blank [NCS Release] More Powah! Batrium the 3rd have arrived!](https://i.ytimg.com/vi/pObmRe1IGKg/mqdefault.jpg)