# C1 PRO X10
# Overview
Lightweight and compact USB powered, self sufficient 5.1~47mm motorized zoom lens camera kit for day/night operation.
- Board level camera used in [C1 PRO camera](https://www.kurokesu.com/shop/cameras/CAMERA_C1_PRO).
- Controller SCF4-L050 (featuring [SCF4-M](https://wiki.kurokesu.com/books/scf4) module)
[](https://wiki.kurokesu.com/uploads/images/gallery/2020-12/Kurokesu_lenses_2_C1_PRO_x10.jpg)# Lens specifications
#### Optics
Image sensor | Effective image area > 6.4mm |
Focal distance | 4.7±5% ~ 47±5%mm |
Aperture | f/1.6~f/2.5 |
Focus range | - WIDE: 1.0m - infinity
- TELE: 1.0m - infinity
|
Field of view (D=6.6mm)
| - WIDE: 71°
- TELE: 7.1°
|
Distortion
| - WIDE: -5.2%
- TELE: 1.8%
|
#### Mechanics
Mechanical back focus | -0.33 (in glass t=0.4 BK7) |
Lens zoom structure | The stepper motor is directly connected to the screw |
Lens focusing structure | The stepper motor is directly connected to the screw |
Lens size | - Length: 59.6mm
- Width: 33.7m
- Height: 38.7mm
- Front end diameter: 34.8mm
|
#### Motor specifications
Screw pitch | 0.4mm |
Spiral rotation direction | Right |
Rated voltage | 4.5-5.0 VDC |
Coil resistance | 55Ω ± 10% |
Phase count | 2 |
Step angle | 18° / step |
Max start frequency | 800 PPS/min @ at 5.0 VDC |
Max operating frequency | 1200 PPS/min @ 5.0 VDC |
Pull torque | 2.8 gf-cm min (at 480 PPS @ 5.0 VDC) |
Push torque
| 3.8 gf-cm min (at 480 PPS @ 5.0 VDC) |
Operating temperature range | -10°C ~ +70°C |
#### Position alignment sensor PI
Model number | RPI-222 / ROHM |
#### IR switch
Coil resistance | 25 ± 5Ω |
Operation voltage | 4.5V
|
Current consumption | 144~200mA
|
Switching time | 200-500ms
|
Filters | - Clear glass
- 420 ~600nm Tavg >95%
|
#### Zoom-Focus curve diagram
[](https://wiki.kurokesu.com/uploads/images/gallery/2023-07/image-1690729361096.png)# Dimensions
#### Lens dimensions
Length | 57.9mm |
Width | 38.7mm |
Height | 38.8mm |
#### Camera drawing
[](https://wiki.kurokesu.com/uploads/images/gallery/2020-12/bitmap.png)
#### 3D models
3D models can be downloaded from [GitHub](https://github.com/Kurokesu/3d_models)
# Control software
SCF4-SDK comes with open-sourced command line and GUI sample programs for rapid controller evaluation. A simple control software example is provided for testing and demonstration. Software is given "as is" to help with getting started and testing.
**More details and control explanation in [SCF4 documentation](https://wiki.kurokesu.com/books/scf4/page/demonstration-software).** Source code is maintained on [GitHub](https://github.com/Kurokesu/SCF4-SDK)
[](https://wiki.kurokesu.com/uploads/images/gallery/2020-08/5uXscf4-m_gui_demo.png)