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VS-LDA4
The VS-LDA4 is one of the Distortionless Macro Lenses under VS-LDA Series. It features a fixed focal length of 4mm and a flexible working distance ranging from 92.7mm to 403.2mm. With magnification ranging from 0.01x to 0.04x at infinity, it excels in distortionless close-up imaging. The lens is optimized for light gathering with a working F/# of 2.1, and its C-Mount design ensures compatibility with various cameras and imaging systems. Overall, the VS-LDA4 is an ideal choice for applications that demand precise imaging with minimal distortion.
| Model | VS-LDA4 | ||||
|---|---|---|---|---|---|
| Focal Length | 4mm | ||||
| Maximum aperture ratio | 1: 2.0 | ||||
| Optical Mag Range | (∞) x 0.01 ~ x 0.04 | ||||
| Optical mag. | x 0.01 | x 0.016 | x 0.03 | x 0.04 | |
| FOV (VxH mm) | 2/3" | - | - | - | - |
| 1/2" | 480.0 x 640.0 mm | 300.0 x 400.0 mm | 160.0 x 213.3 mm | 120.0 X 160.0 mm | |
| 1/3" | 360.0 x 480.0 mm | 225.0 X 300.0 mm | 120.0 x 160.00 mm | 90.0 X 120.0 mm | |
| WD | 403.2 mm | 247.9 mm | 127.2 mm | 92.7 mm | |
| O/I (Object & Imager distance) | 449.7 mm | 294.5 mm | 173.9 mm | 139.4 mm | |
| Working F/# | 2.1 | 2.1 | 2.1 | 2.1 | |
| TV distortion | -0.23 % | -0.23 % | -0.24 % | -0.24 % | |
| Operation | Manual | ||||
| Wavelength | Visible | ||||
| Camera mount | C-mount | ||||
| Flange Back | 17.526 mm | ||||
| Sensor size (max.) | 1/2" | ||||
| Filter Thread | M=27 P=0.5 | ||||
| Weight (approx.) | 49 g | ||||
| Dimension | Φ 29.5 (max.) × L = 29.0 (×0.01) ~ 29.2(×0.04) mm | ||||
