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Requirements
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- Camera: Any color CCTV camera with True Day & Night (ICR: IR Cut Filter Removable) feature or any monochrome CCTV camera
- Lens: Any C-Mount CCTV lens
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How to Use
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- Color CCTV cameras: Set the camera to CS Mount. Screw the PF1 or PF2 filter between camera and lens. And set the camera to Night mode. It's done!
- Monochrome CCTV cameras: Set the camera to CS Mount. Screw the PF1 or PF2 filter between camera and lens. It's done! |
Selecting Guides
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Check the table below to get the best see-through pictures.
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| Devices |
Features |
Env. A |
Env. B |
Env. C |
Env. D |
| F |
M |
F |
M |
F |
M |
F |
M |
| Color CCTV Camera |
True Day & Night (ICF Switchable) |
PF1 |
PF1 |
PF2 |
PF2 |
PF2 |
PF2 |
PF2 |
PF2 |
| Digital Day & Night |
S/S |
PF3 |
PF3 |
PF4 |
PF4 |
PF4 with S/S |
PF4 with S/S |
PF4 with S/S |
PF4 with S/S |
| F/S |
PF3 |
PF3 |
PF4 |
PF4 |
PF4 |
PF4 |
PF4 |
PF4 |
| Monochrome CCTV Camera |
PF1 |
PF1 |
PF2 |
PF2 |
PF2 |
PF2 |
PF2 |
PF2 |
| Abbreviations |
Explanations |
| Env. A, B, C, D |
See the table below |
| F |
Fixed objects |
| M |
Moving objects |
| B/M |
Before Modifying to full control of exposure |
| A/M |
After Modifying to full control of exposure |
| S/S |
Slow Shutter models. these models' shutter speed can be manually adjusted below 1/60 second (for example 1/8, 1/4 second) |
| F/S |
Fast Shutter models. These models' shutter speed is adjusted only up to 1/60 or 1/50 second but CANNOT be adjusted below 1/50 second (for example 1/8, 1/4 second) |
| PF4 with S/S |
PF4 has to be used with Slow Shutter |
Environments A, B, C and D are defined as follows;
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| Environments |
Amount of the emitted NIR |
Detailed examples |
| Env. A |
Highest |
Summer's day outdoors when the direct sun light is strongest |
| Env. B |
High |
Clouded summer's day outdoors / Sunny Spring or Autumn day outdoors |
| Env. C |
Fair |
Clouded Spring or Autumn day outdoors |
| Env. D |
Lowest |
Indoors where a glow lamp, mercury lamp or nitrogen lamp is installed |
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