Cameras and Domes

Fixed Domes

Type

 

 

Order No.

CVVB1315..

1/3" CCD 3-8 mm Monochrome Vandal Resistant Varifocal

CVVB1315..

 

Dome‚ 580 TVL‚ 12 V DC / 24 V AC

 

 

Attractive‚ vandal resistant‚ high resolution‚ monochrome camera with

 

 

IP66 protection rating‚ for either ceiling or wall mount‚ complete with

 

 

1000 kg impact-resistant‚ polycarbonate protective bubble. Specifically

 

 

designed to withstand the type of physical abuse and random vandal-

 

 

ism encountered in public areas‚ both outdoor‚ and indoor‚ and includes

 

 

service monitor connection and cable for local‚ easy setup and external‚

 

 

anti-tamper fixing screws.

 

 

 

Horizontal resolution

580 TV lines

 

 

Minimum illumination

0.05 Lux (F1.0 @50IRE)

 

 

Gain control

AGC (ON/OFF)

 

 

S/N ratio

> 50 dB

 

 

Lens

3 D 8 mm‚ DD auto-iris‚ aspherical

 

 

Electronic shutter (AES)

Autom 1/50 to 1/100K s

 

 

Horizontal angle of view

36 D 91º

 

 

Minimum object distance

0.2 m

 

 

Bubble type

Tinted

 

 

Backlight compensation

(ON/OFF)

 

 

Local service monitor connector

2-pin (1 m cable included)

 

 

Dimensions (W x H)

140 x 112 mm

 

 

Power consumption

3.5 W

 

 

Power requirements

12 V DC / 24 V AC

 

 

Weight

1.7 kg

 

CVVB1315-LC

1/3" CCD 3-8 mm Monochrome Vandal Resistant Varifocal

2GF1085-8AC

 

Dome‚ 580 TVL‚ CCIR‚ 12 V DC / 24 V AC

 

 

As CVVB1315.. for technical details‚ but with the following differences:

 

 

Television standard

CCIR: 625 lines‚ 50 fields‚

 

 

 

50 Hz (vertically)‚

 

 

 

15.625 Hz (horizontally)

 

 

Pixels

752 (H) x 582 (V)

 

CVVB1315-LE

1/3" CCD 3-8 mm Monochrome Vandal Resistant Varifocal

2GF1085-8AD

 

Dome‚ 580 TVL‚ EIA‚ 12 V DC / 24 V AC

 

 

As CVVB1315.. for technical details‚ but with the following differences:

 

 

Television standard

EIA: 525 lines‚ 60 fields‚

 

 

 

60 Hz (vertically)‚

 

 

 

15.734 Hz (horizontally)

 

 

Pixels

768 (H) x 494 (V)

 

 

 

 

 

 

 

 

 

1-30

© Siemens Building Technologies Group

Page 34
Image 34
Siemens TFT, CRT manual CVVB1315-LC, CVVB1315-LE

CRT, TFT specifications

Siemens, a prominent name in electronics and engineering, has made significant contributions to display technology, particularly in the realms of Thin Film Transistor (TFT) and Cathode Ray Tube (CRT) displays. These technologies have paved the way for advancements in visual media, ranging from television sets to computer monitors.

TFT display technology, a type of LCD (Liquid Crystal Display), employs thin film transistors to produce brighter and more vibrant images. One of the main features of TFT displays is their ability to deliver high resolution and excellent color reproduction, making them ideal for various applications such as smartphones, tablets, and laptops. TFT screens utilize an active matrix approach, which allows each pixel to be controlled individually. This method results in faster response times and improved image quality, with less motion blur, compared to older passive matrix displays.

One of the key characteristics of TFT technology is its versatility in different settings. It supports a wide range of viewing angles, which enhances the user experience whether one is viewing the display head-on or at an angle. Additionally, TFT displays are known for their thin profile and lightweight design, contributing to the overall portability of devices that incorporate them.

On the other hand, CRT technology, which was once the standard for televisions and computer monitors, uses electron beams and phosphorescent screens to produce images. One of the defining features of CRTs is their ability to display deep blacks and a wide color gamut. CRT technology can achieve high refresh rates, reducing flicker and improving the quality of fast-paced visuals. However, CRTs tend to be bulkier and heavier than modern display technologies like TFT.

Despite the evolution towards flat-panel displays, CRT technology is still appreciated for its natural color and motion portrayal. Siemens has leveraged these characteristics to produce quality CRT monitors that were favored in professional settings, including graphic design and medical imaging, where color accuracy is paramount.

In summary, Siemens has played a vital role in advancing both TFT and CRT technologies. TFT displays are recognized for their high resolution, fast response times, and design versatility, while CRTs are celebrated for their rich color and depth. As technology continues to advance, the legacy of these display types remains influential in shaping modern electronic devices.