Hitachi Webcam HV-D37A User's Manual
Contents
1. 3 The output can be selected for VBS Y C RGB Y R Y B Y according to the application Standard composition 3 1 Camera HV D27A HV D27A 3 2 Accessories 1 Lens mount sheet 2 Power supply plug R03 P3F 3 Operation manual HV D27A HV D387A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 4 17 4 Specifications 1 Color system NTSC PAL 9 Optical system HV D27A 1 2 inch F1 6 prism HV D87A 1 8 inch F2 2 prism 3 Imaging system R G B 8 CCD 4 Picture elements HV D27A 1 2 inch interline transfer CCD HV D87A 1 8 inch interline transfer CCD with microlenses Total pixels NTSC 811 H x 508 V PAL 795 H x 596 V Effective pixels NTSC 768 H x 494 V PAL 752 H x 582 V Effective image area HV D27A NTSC 6 34 H x 4 76 V mm PAL 6 35 H x 4 78 V mm HV D37A NTSC 4 79 H x 3 60 V mm PAL 4 80 H X 8 60 V mm Scanning system 2 1 interlace Scanning frequency NTSC 15 735 kHz H x 59 94 Hz V PAL 15 634 kHz H x 50 00 Hz V Encoder system R Y B Y Sync system Internal external VBS BBS or HD VD auto selection when internal input output switch is input position Horizontal resolution HV D27A 800 TV lines luminance signal center HV D87A 750 TV lines luminance signal center Y out and DTL off HV D27A NTSC 62 dB type DNR on 59 dB type DNR off PAL 60 dB type DNR on 57 dB type DNR off Y out 1 DTL off GAIN 0 dB Standard2. HV D27A and 1 8 inch lens for HV D37A Vertical color shading can occur if the lens has a short exit pupil length If the lens is used at nearly fully open iris resolution is sacrificed while such problems as shading and flare can detract from the image quality HV D27A HV D37A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 13 17 10 Exploded view 1 HV D27A HEAD 90g GRAY APPROX MASS COLOR 2 M3 DEPTH 3 Hitachi Kokusai Electric Inc Tokyo Japan 2 HV D37A HEAD 90g gt APPROX GRAY MASS COLOR mM T S Qa EA mM 1 N Hitachi Kokusai Electric Inc Tokyo Japan oaa IA oaa IA S alona DREE APPROX 950 g MASS HITACHI POWER CAMERA Hitachi Kokusai Electric Inc Tokyo Japan puegs S udeiS 9d0980 J91JN 10 depy OV lili 00000 oZo Nr 19 4J9AU09 I948 1I ZEZ 9Y q D xog Jo1jU09 BJOWSY Tokyo Japan Hitachi Kokusai Electric Inc OZEz SU I Nisa l woz rYyZOZ 49 I UOL PVMZOL MO we FV3L08 MO S li a
3. knee and other settings can be customized Real time automatic white balance adjustment The variable detector gate function can be utilized to avoid white balance disruption even if a light source having a different color temperature enters the scene Intelligent ALC auto level control The digital light meter and CPU processing provide continuous digital control of AGC lens iris and auto electronic shutter over an extremely wide variation in lighting The ALC level can be fine adjusted and the response selected for peak or average from the menu Combining with AES is effective only with a manual override lens Full auto mode AGC and 1 step programmable gain switch DWN HV D27A HV D37A DSGN Color Camera Hitachi Kokusai Electric Inc CHKD Tentative Specification Tokyo Japan APPD 3 17 Contrast function Flare compensation circuit Variable chroma level Variable master black R B black R B gain Monochrome mode Color bar Title display Negative positive selection Focus data output Serial data output via RS 232C Bi directional data transfer A personal computer can be connected directly RS 232C for remotely controlling the camera functions Conversely the camera mode data are sent to the computer to allow very precise camera control In multiple camera systems each camera can be assigned an ID number to enable controlling multiple cameras from a single computer 11 Switchable video signal outputs
4. sensitivity 2000 lx F11 Minimum illumination HV D27A 0 5 lx 50IRE F1 6 HV D37A 0 9 lx 5096 F2 2 GAIN 24 dB DIGITAL GAIN 12 dB Gamma correction 0 45 1 0 on off Geometric distortion Full screen 0 not including lens characteristics Registration Full screen 0 05 not including lens characteristics Vertical contour compensation 2H HV D27A HV D37A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 5 17 Lens mount Sensitivity selection Detail control Scene files Digital gain CCD drive functions Preset Lockscan AES Long term integration Field integration Frame integration Frame readout Color bar Power supply voltage Power consumption Dimensions Mass Ambient temperature C mount flangeback 17 526 mm in air AGC 0 to 24 dB or GAIN 0 to 24 dB step1dB or step 3 dB on remote control menu DTL level and frequency 4 Files 6 dB 12 dB sensitivity increase by digital signal processing 1 100 1 60 PAL 1 250 1 500 1 1000 1 2000 1 4000 1 10 000 1 20 000 1 40 000 1 100 000second NTSC 1 60 38 to 1 2039 second step 1H to 1 100 000 second step approx 10 video level PAL 1 50 31 to 1 2024 second step 1H to 1 100 000 second step approx 10 video level Off to approx 1 100 000 second Field frame integration selectable NTSC 1 30 to approx 4 seconds 1 frame steps PAL 1 25 to approx 4 seconds 1 frame ste
5. than 2 fields EXT TRIG PULSE P Possible to change polarity V SYNC EC ST di Le cl ME GE dE SE SYNC reset SYNC reset SHUTTER puse III mM mm ODD READOUT i PULSE e Uj 7 7 A EVEN READOUT i i PULSE ns 2 Cs EXPOSURE ODDFIELD TIME EVEN FIELD VIDEO OUT opp EVEN rir i 4 DWN HV D27A HV D37A DSGN as Color Camera Hitachi Kokusai Electric Inc CHKD mr Tentative Specification Tokyo Japan APPD 9 17 6 2 Long integration mode 1 Field mode SHUTTER EXT TRIG EXT TRIG MODE2 CCD MODE FIELD The trigger pulse width and the timing of external trigger pulse against the camera SYNC control the exposure time One field of the picture is obtained at first ODD field after the back edge of external trigger pulse More than 2 fields EXT TRIG Possible to change polarity Sync reset 2 to 3H delay NTSC 2 5 to 3 5H delay PAL gt lt V SYNC EVEN ODD EVEN ODD ODD JEVEN ODD EVEN READOUT PULSE EXPOSURE TIME TRIG PULSE WIDTH 1V lt EXPOSURE TIME lt TRIG PULSE WIDTH 2 to 3H NTSC 2 5 to 3 5H PAL VIDEO OUT WE PULSE Possible to change polarity 2 Frame mode SHUTTER EXT TRIG EXT TRIG MODE1 CCD MODE FRAME The trigger pulse width and the timing of external trigger pulse against the camera SYNC control the exposure time One frame of the picture is obtained at first ODD field after the
6. HV D27A HV D87A Color Camera Tentative Specifications K Tanaka 6 HV D27A HV D37A K Tanaka 604 Color Camera Hitachi Kokusai Electric Inc Tentative T Inoue Specification Tokyo Japan 1 17 T Inoue General HV D27A HV D37A color camera is a separate type camera head utilizing three CCDs in a compact and light weight and camera control unit CCU system By utilizing 410 000 pixels 470 000 pixels PAL CCDs in addition to single LSI chip digital circuit construction from processor to encoder both high picture quality and high stability have been achieved CCD size is 1 2 inch for the HV D27A and 1 3 inch for the HV D37A Hitachi s extensive experience in broadcast and industrial color cameras has lead to an exclusive 14 bit digital processing technology that provides a host of important functions in a newly developed LSI device The high quality signal processing and image compensating functions were unattainable in earlier analog cameras The versatile C mount also allows use with a broad range of optical systems and opens up applications in a wide variety of fields factory automation image processing microscope technology etc Features Single chip LSI camera signal processor Hitachi s leading edge processing technology 0 18 um internal core 1 8V drive and 3 million gates is contained on a single newly developed ultra LSI chip The system is compact and consumes very little power Also the 12
7. Lowad ajqeo eloweg OIHL ud qns q o A al IO JOJUOJN 40j09 11 System example
8. Possible to change polarity EXT TRIGGER di VD om HD Trmm mm gt SYNC reset SHUTTER PULSE f 2 to 3H delay READOUT PULSE as NTSC 20H Sean T imat m TTET gt SYNC reset N i 2 5 to 3 5H delay SHUTTER PULSE READOUT PULSE a EXPOSURE TIME SS PAL 25H NTSC PAL DWN HV D27A HV D37A DSGN Color Camera Hitachi Kokusai Electric Inc CHKD Tentative Specification Tokyo Japan APPD 8 17 2 Frame on demand SHUTTER EXT TRIG EXT TRIG MODE1 CCD MODE FRAME When an external flash trigger signal is applied the V SYNC is reset and one frame of the picture is obtained The exposure time is controlled by the external trigger pulse width and SYNC reset timing Also the SYNC reset timing from the flash timing can be adjusted by the camera menu setting More than 64 Us EXT FLASH TRIG ptosis rems mee lve il At elie lt r SYNC reset SYNC reset SHUTTER PULSE mt mm m TI gt lt gt lt The delay time from back edge of EXT TRIG PULSE ODD READOUT to V sync reset is controlled by menu setting value PULSE 2H 20H NTSC 2 5H 20 5H PAL EVEN READOUT PULSE VIDEO OUT opp EvEN ODD EVEN WE PULSE Possible to change polarity Note When the flashlight is not used the even and odd video signal levels are difference as shown to the following timing chart More than 64 u sec More
9. back edge of external trigger pulse More than 2 fields EXT TRIG Possible to change polarity Sync reset 2 to 3H delay NTSC 2 5 to 3 5H delay gt lt V SYNC ODD EVEN ODD JEVEN ODD EVEN ODD JEVEN ODD EVEN ODD EVEN READOUT PULSE ODD READOUT PULSE EXPOSURE NN TIME TRIG PULSE WIDTH 2V lt EXPOSURE TIME lt TRIG PULSE WIDTH 2 to 3H NTSC 2 5 to 3 5H PAL VIDEO OUT ODD EVEN ODD EVEN ODD EVEN ODD EVEN ODD WE PULSE Possible to change polarity DWN HV D27A HV D37A DSGN Color Camera Hitachi Kokusai Electric Inc CHKD Tentative Specification Tokyo Japan APPD 10 17 A Note For each external trigger mode vvhen the end edge of external trigger pulse is input in the timing period when it showed to the under figure the picture is not output after the SYNC reset Please input the repetition period of trigger pulse with the following specification to avoid the trigger inputto an above prohibition period The period of the next end edge trigger pulse from the before end edge of trigger CCD MODE FLD except from nV to nV 2H CCD MODE FRM expect from 2nV to 2nV 2H V a vertical synchronous period n an integer i i EXT TRIGGER CAMERASYNC Prohibition period of the end edge of external trigger pulse 1H period before the start of camera V SYNC HV D27A HV D37A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Ja
10. bit A D converter and 14 bit internal processor provide high signal to noise ratio and wide dynamic range C mount The camera uses a C mount lens which is the de facto standard in the industry Note Some lenses cannot be used Check before use See 9 when using lens High resolution The 410 000 pixel 470 000 PAL CCDs with high sensitivity microlenses are mated to prism optics using high precision matching technology Accelerated digital luminance signal processing is used to deliver 800 TV lines HV D27A 750 TV lines HV D37A horizontal resolution luminance channel High S N A signal to noise ratio of 62 dB 60dB PAL is attained by the new digital noise reduction system Clear low noise images are obtained even in the high gain mode High sensitivity The 24 dB high gain mode and digital gain function provide sensitivity and low light performance 0 5ix F1 6 HV D27A 0 91x F2 2 HV D37A When combined with the digital noise reduction system pickup is enabled under adverse conditions that were beyond the reach of previous CCD cameras HV D27A HV D387A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 2 17 6 Digital processing enables quality enhancement functions Extensive experience in broadcast and industrial cameras is evidenced by the 6 vector independent variable masking which is ideal for such applications as image processing and micr
11. oscope technology where high color reproduction fidelity is essential Auto knee varies the high luminosity signal compression point according to the amount of incident light Dynamic chroma compensates for color loss in high luminosity signals Dynamic range is expanded to bring high reproduction quality even to outdoor scenes Variable detail boost frequency is also provided 7 Auto shading compensation ASC Color shading incurred when using a C mount lens is automatically compensated attenuated Two modes of shading are provided and can be selected according to the cameras application a vertical color shading mode or a two dimensional luminance shading mode 8 CCD drive functions Preset electronic shutter mode 10 steps Lockscan mode reduces flicker in images with a different scanning frequency e g a scene showing a computer display screen The fixed frequency minimizes the appearance of a horizontal bar not effective in all cases Auto electronic shutter AES maintains a fixed video level Long term integration mode accommodates field and frame integration needs external video memory for a continuous picture Frame readout mode improves vertical resolution The sensitivity lower in AES mode of frame integration Field on demand produces an image in response to an external trigger signal needs external video memory for a continuous picture 9 Versatile pickup functions Four scene files Detail masking
12. pan 11 17 7 Connectors 1 MULTI connector SDEB 98S 6 vso e RESERVE RESERVE RESERVE 4 TRIG connector HR10A 10R 12PB Pin No Signal 1 GND 2 3 4 5 GND 6 HD IN 7 VD TRIG IN 8 9 10 GND 11 12 GND 2 REMOTE connector HR10A 7R 4S Plug HR10A 7P 4P Pin No Signal 1 UNREG 12V OUT 2 RXD SD IN 3 TXD SD OUT 4 GND 3 12VIN connector RO3 R3M2 Plug R03 P3F Pin No Signal A GND B UNREG 12V IN C NC 5 Y C connector TCS 7547 01 401 Pin No Signal 1 Y GND 2 C GND 3 Y OUT 4 C OUT DWN HV D27A HV D37A DSGN Color Camera Tentative CHKD Specification APPD 12 17 Hitachi Kokusai Electric Inc Tokyo Japan 8 Major accessories 1 Camera control box RC Z3 9 RS 232C level converter JU C20 JU Z2 9 when using lens 1 Projection T from flange face to rear of lens Observe the lens mount size limit indicated in the figure If too large the lens and camera can be damaged T HV D27A Less than 3 8 mm HV D37A Less than 4 3 mm 2 Selecting lens Overall camera lens make performance is largely affected by the lens It is recommended to check the following points beforehand Ghosting can occur by using a lens with a large image area e g 2 3 or 1 2 inch for HV D37A Use a 1 2 inch lens for
13. ps NTSC 1 30 to approx 8 seconds 1 frame steps PAL 1 25 to approx 8 seconds 1 frame steps external image memory needed for continuous image improves vertical resolution residual image response deterioration NTSC SMPTE PAL Full 12 V rated Stable operation at 10 5 to 15 VDC ripple and noise absent Approx 6 5 W HEAD 38 5 W x 46 H x 42 D mm CCU 150 W x 45 H x 170 D mm HEAD Approx 90 g not including lens CCU Approx 950g Operating 0 to 45 C Storage 20 to 60 C HV D27A HV D387A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 6 17 5 Input and output signals 5 1 Input signal conditions 1 Genlock input MULTI connector VBS 1 0 Vp p 3 dB or black burst 75 Q or high BNC sync 0 3 0 1 Vp p burst 0 3 0 1 Vp p HD VD 2 to 5 Vp p negative D sub connector Note Genlock input and Sync output are selected by internal input output switch 2 External trigger input MULTI connector Ext Trig Low 0 VDC High 2 to 5 VDC 3 Serial data REMOTE connector 1 5 Vp p 3 dB High when connected to RC Z3 JU C20 JU Z2 RS 232C level when connected to personal computer Note Set internal switches according to connected equipment A level converter JU C20 is required if controlling the camera from a personal computer via RS 2382C interface over a distance more than approx 15 meter 5 2 Output signal ratings 1 Component video ou
14. tput VIDEO MULTI connector VBS 1 0 Vp p 75 Q 2 Y C output Y C connector MULTI connector Y 1 0 Vp p 75 Q C NTSC 0 286 Vp p burst 75 Q PAL 0 3 Vp p burst 75 Q Component output MULTI connector Y 1 0 Vp p 75 Q R Y B Y 0 7 Vp p 75 Q RGB output MULTI connector RGB 0 7 Vp p 75 Q Note YC VBS component and RGB MULTI connector outputs are selected by menu Sync outputs MULTI connector HD VD 2 Vp p 75 Q Sync 2 Vp p 75 Q Note Genlock input and Sync output are selected by internal input output switch Serial data output REMOTE connector 1 5 Vp p Low when connected to RC Z3 JU C2 JU Z2 RS 232C level when connected to personal computer Note Set internal switches according to connected equipment HV D27A HV D387A Color Camera Hitachi Kokusai Electric Inc Tentative Specification Tokyo Japan 7 17 6 External trigger signal timing 6 1 Pulse width control 1 Field on Demand SHUTTER EXT TRIG EXT TRIG MODE1 CCD MODE FIELD The exposure time is controlled by external trigger pulse width One field of the picture is obtained after SYNC reset However the exposure time must not be below 1 1 000s even the minimum trigger pulse width more than 64 Us EXT TRIGGER PEA Possible to change polarity V SYNC E SYNC reset SHUTTER PULSE READOUT PULSE s EXPOSURE TIME TRIG PULSE WIDTH MAX 64 Us EXPOSURE TIME VIDEO OUT WE PULSE t
Download Pdf Manuals
Related Search