Wdr (186)

Displaying 'WDR' tags 1 - 25 of 186 in total

Hanwha Wisenet X Tested

(PRO Only)

Hanwha has released their latest generation, the Wisenet X series, powered by their new Wisenet 5 processor. This new series claims improvements to low light, WDR, compression/bitrates, and image stabilization. To see how the X series performs, w...

By Ethan Ace - about 18 hours ago

Uniview (UNV) IP Cameras Tested

(PRO Only)

"We're #3," in China says Uniview (UNV). While the company significantly trails Hikvision and Dahua in total sales, one notable difference is that Uniview is owned by Bain Capital, the American investment firm. In the past few years, Uniview, has...

By Ethan Ace - about 1 month ago

Arecont Vision MicroDome Duo Tested

(PRO Only)

Arecont Vision is back with another multi-head camera, this time thinking smaller with the MicroDome Duo, a two-imager model, with the tagline "Look both ways for hallway surveillance", a form factor rarely seen in surveillance. However, given ...

By John Scanlan - about 1 month ago

LAST DAY - Camera Course Winter 2017

Learn video surveillance and get certified. IPVM provides live online classes, recorded videos, personal help, cutting edge education and certification. We have just substantially rewritten the course and training materials to reflect new develo...

By Brian Rhodes - about 2 months ago

Panasonic Extreme H.265 Cameras Tested

(PRO Only)

Panasonic has released their latest generation, the i-Pro Extreme series, with enhanced compression (smart H.265) enhanced WDR and secure communication. We tested their Extreme series vandal dome, the WV-S2531L against their previous generation S...

By Ethan Ace - 2 months ago

WDR Shootout 2017: Low vs High Cost Cameras

(PRO Only)

Multi-exposure WDR was once only available in expensive cameras but in the past few years, this capability has become available even in sub $200 cameras. But is the multi-exposure WDR in low cost cameras just as good as more expensive ones or is ...

By Ethan Ace - 2 months ago

Goodbye Samsung, Hello Wisenet X

(PRO Only)

Samsung is gone but Hanwha is back. Their latest generation Wisenet X, touts a slew of new high end features including H.265, WiseStream II, gyroscopic stabilization, audio analytics, and more. See their marketing video: Inside, we take a look...

By Ethan Ace - 2 months 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 - 3 months 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 - 3 months ago

The PPF / PPM Video Surveillance Guide

(PRO Only)

Pixels per foot / Pixels per meter is the most fundamental and valuable, though imperfect, metric for specifying video surveillance image quality. In a single number, this metric (e.g., 10ppf, 40ppf, 100ppf) conveys important information about wh...

By IPVM Team - 3 months ago

WDR Tutorial 2017

(PRO Only)

Understanding wide dynamic range (WDR) is critical to capturing high quality images in demanding conditions. However, with no real standards, any manufacturer can claim WDR, and many do even if actual performance is weak, causing confusion for eve...

By IPVM Team - 3 months ago

HD Analog vs IP Guide 2017

(PRO Only)

For years, HD resolution was IP camera's greatest advantage. However, starting in 2013, analog cameras with HD resolution started shipping and, now, just a few years later, HD analog has become a significant force in the video surveillance indust...

By IPVM Team - 3 months 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 - 3 months ago

Resolution Tutorial

(PRO Only)

Understanding video surveillance resolution can be surprisingly difficult and complex. While the word 'resolution' seems self-explanatory, its use in surveillance is far from it. In this tutorial, we will explain 5 critical elements: What resol...

By John Honovich - 3 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 - 4 months ago

Dahua 4MP HD Analog Tested

(PRO Only)

A few years ago, analog was SD only. In the past few years, HD analog, up to 1080p, has become commonplace. Now, HD analog is doubling its max resolution to 4MP. We bought and tested two of Dahua's new 4MP CVI 3.0 cameras, the A43AG23 turret/ey...

By Ethan Ace - 5 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 - 5 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 - 5 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 - 6 months ago

Samsung 'Q' Low-Cost 1080p Dome Tested

(PRO Only)

The most competitive part of the market is for low-cost cameras. Hanwha Techwin / Samsung has released its new low-cost Q series to go after this segment. We bought two of these new Wisenet Q models and tested them against competitive domes from...

By John Scanlan - 6 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 - 6 months ago

History of Video Surveillance

This is a concise history of video surveillance covering the past decade.  The goal is to help professionals newer to the industry understand the important business and technology shifts that impact the market today. It is not intended to cover...

By John Honovich - 6 months ago

Panoramic Camera (Fisheye / Multi-Imager) Guide

(PRO Only)

Panoramic cameras, including fisheyes and multi-imagers, have become increasingly widespread, with most manufacturers offering fisheyes and an increasing number offering multi-imagers. However, with many options, it can be confusing to understand...

By Ethan Ace - 7 months ago

Pelco Optera 180° Camera Tested

(PRO Only)

In our initial testing of Pelco's Optera multi-imager, the main issue was their ONVIF 'bowtie' video streaming which undermined third party integration.  Now, Pelco has released new firmware that they say fixes this problem with what they call 't...

By Ethan Ace - 8 months ago

Imaging Developer Claims Massive Low-Light Improvements

(PRO Only)

In the early days of megapixel, binning was a crutch used to compensate for poor low-light performance.  Low-light sensitivity improvements have mostly eliminated the need for binning, but one company has an interesting argument for bringing it ba...

By Brian Karas - 8 months ago

Displaying 'WDR' tags 1 - 25 of 186 in total