Ir (283)

Displaying 'IR' tags 1 - 25 of 283 in total

Geovision Launches Direct Cloud Offering

(PRO Only)

Add cloud, subtract integrator. Geovision has launched myGVcloud, an offering that allows consumers to buy cameras and cloud services directly from Geovision. An image below from our testing: This is certainly not the first professional manufa...

By IPVM Team - 5 days ago

ADI Battles Manufacturer Partners

(PRO Only)

ADI is battling their manufacturer partners, building up their own competitive house brand W-Box, while manufacturers still fund ADI's business through heavy marketing expenditures. In this note, we examine what ADI is doing, how manufacturers ar...

By John Honovich - 12 days ago

Camera Course Winter 2017

Learn video surveillance and get certified. IPVM provides live online classes, recorded videos, personal help, cutting edge education and certification. Winter Camera Class. Register Now. We have just substantially rewritten the course and ...

By Brian Rhodes - 18 days ago

Avigilon Pro 4K Camera Tested

(PRO Only)

Avigilon is best known for their large sensor, high megapixel cameras. But with new offerings from Sony and soon Axis, the questions is how well their H4 Pro Series can keep up with competitors. In this report, we tested the Avigilon 4K Pro (8L-H...

By Ethan Ace - 20 days ago

Surveillance Cameras 2017 Review

(PRO Only)

This report concisely explains the developments and most common options for surveillance cameras offered in 2017, including resolution, H.265, HD analog, image quality, video analytics and cost. Compared to surveillance camera developments in 201...

By John Honovich - 21 days ago

Calculating Video Surveillance Storage / Bandwidth

(PRO Only)

Calculating surveillance bandwidth is complex, and inexperienced users can easily underestimate bandwidth, leading to reduced storage durations and/or overloaded networks. The most common way technicians estimate storage is to use manufacturer or...

By IPVM Team - 25 days ago

Lux Rating / Minimum Illumination Guide 2017

(PRO Only)

Lux ratings are one of the poorest specifications to use in selecting cameras. Now, with the rise of integrated IR, they are increasingly useless. You need to be able to understand why lux rating (aka minimum illumination specifications) are so p...

By IPVM Team - about 1 month ago

IR Video Surveillance Tutorial 2017

(PRO Only)

Almost all surveillance cameras perform worse in low light than they do in the day time. One of the most common techniques to overcome this is to add infrared (IR) illumination. However, adding IR has its own tradeoffs, with several options availa...

By John Honovich - about 1 month ago

F-Stop Tutorial

(PRO Only)

To understand low light surveillance, appreciating the importance and role of the f-stop metric is critical. In this tutorial, we explain: Why minidomes and other small form factor cameras typically have far worse f numbers How the range of a ...

By IPVM Team - about 1 month ago

Video Surveillance Bandwidth Guide 2017

(PRO Only)

Bandwidth is one of the most fundamental, complex and overlooked aspects of video surveillance. Many simply assume it is a linear function of resolution and frame rate. Not only is that wrong, it misses a number of other critical elements and fai...

By Ethan Ace - about 1 month ago

Dirty Dome Camera Test

(PRO Only)

Dome cameras are the most widely used type professionally but many note that dirt, dust, rain, and scratches can cause image quality problems, especially with integrated IR. We tested an integrated IR dome with these very issues to see how it imp...

By John Scanlan - about 2 months ago

Hanwha Wisenet P 4K Bullet Tested

(PRO Only)

Hanwha Techwin (formerly Samsung) continues their push into H.265 cameras, now with the high-end P series, including 4K resolution and smart codec. We tested their high end bullet model, the PNO-9080R against Axis, Dahua and Hikvision 4K bullet a...

By Ethan Ace - 2 months ago

Longse vs Dahua and Hikvision Tested

(PRO Only)

For many, even $100 cameras are too expensive. That is where spam king Longse comes in with their relentless offer of ~$20 cameras. In our past tests, Longse was no match for Hikvision or Dahua, with numerous quality flaws. But with cameras advan...

By Ethan Ace - 2 months ago

Samsung Wisenet Q 4MP Tested

(PRO Only)

The 4MP trend continues, now with Hanwha Techwin / Samsung in their latest Wisenet Q series. We bought one of these models, the QNV-7080R, to see how it stacks up against 4MP competitors from Axis and Hikvision in full light, low light (below), W...

By Ethan Ace - 3 months ago

Sony 35mm Super Low Light Camera Tested

(PRO Only)

Sony is making a big push for their SNCVB770 camera, touting its low light capabilities that they claim can deliver true color in pitch black darkness. While the 'super low' light market segment is definitely growing, Sony's SNCVB770 has a dramat...

By Ethan Ace - 3 months ago

IR Camera Reflection Test

(PRO Only)

All that might stand between good video and bad in your IR dome is a ring of foam rubber, keeping infrared from reflecting into the lens. Installers may have seen this small part on any number of cameras, The gif below shows removing and replacin...

By Ethan Ace - 3 months ago

Bosch First Starlight 1080p Camera Tested

(PRO Only)

Bosch has released their first 'Starlight' 1080p camera, the Flexidome IP starlight 7000 VR. We tested this new dome against competitive super low light models from Axis ('LightFinder') and Hikvision ('DarkFighter'), as well as Bosch's existing 1...

By Ethan Ace - 3 months ago

4 Biggest Low Light Problems

(PRO Only)

100 integrators told IPVM what their biggest problems were with low light images. The most commonly cited themes were: Limited IR Range Uneven Coverage Image Noise Cost vs Customer Expectations In this report, we share dozens of integrat...

By Brian Karas - 3 months ago

Axis 4MP Camera Tested (M3046-V)

(PRO Only)

Axis has brought 4MP to its camera line in the new M3046-V, the highest resolution model in their revamped M30 series. We bought and tested this new camera against 4MP models from Dahua and Hikvision to see how low light, full light, and WDR perfo...

By Ethan Ace - 4 months ago

Nest Cam Outdoor Tested - Analytics Strong, Installation Weak

After years of claiming an outdoor model was "coming", addressing their biggest user demand, Nest has finally released their Outdoor Camera, an IP67 1080p model, along with improvements to their Nest Aware analytic platform, aptly named Person Ale...

By John Scanlan - 4 months ago

Totally Wireless IP Camera (IPVideo Corp NomadHD)

(PRO Only)

Wireless battery powered cameras have been a surveillance pipe dream for years, limited by camera power consumption, battery technology, and more. Now, IPVideo Corporation is looking to change this with the NomadHD, a "wire free" camera system in...

By Ethan Ace - 4 months ago

PTZ Camera Guide 2016

(PRO Only)

Pan/Tilt/Zoom cameras remain critical parts of many surveillance systems, especially in large security operations. Because of this it is important to understand and consider the key elements in selecting and using PTZ cameras. In this guide we co...

By Ethan Ace - 4 months ago

Hikvision 4K Camera Tested

(PRO Only)

Hikvision is the most common choice for low price entry level products but they are also competing with low light models, smart CODECs, WDR cameras, and more. In this report, we focus on the growing 4K segment, testing the Hikvision DS-2CD4585F-I...

By Ethan Ace - 5 months ago

Avigilon Announced 'Easiest to Install' 'Cost Effective' H4 SL Cameras

(PRO Only)

Avigilon's CEO, following weak results and sharply declining gross margins, told investors a few weeks ago that new cameras were coming, saying that they were: Aimed at the entry level of the market some of the new cameras will be low-cost with...

By IPVM Team - 5 months ago

Displaying 'IR' tags 1 - 25 of 283 in total