12X Zoom Lens
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- PRODUCT
- 12X Zoom Lens
- 12X Zoom Lens
- EEL005 _ 12X Zoom Lens _ 2Mega & 3Mega
1Taking Lens specification (Nominal value)
- ① F-number : 2.2 (Wide) ~ 2.3 (Tele)
- ② Effective Focal Length : f = 4.8 ~ 57.6mm (Zoom ratio 12x)
- ③ Back Focal Length : 9.45mm (Wide,in air),10.3mm( Tele, in air)
- ④ Image Plane Position
* OV2715 : -0.31mm (OLPF t=0.7mm + Cover Glass t=0.445mm)
* IMX036 : -0.90mm (OLPF t=0.7mm + Cover Glass t=0.70mm)
- ⑤ Focusing Range : Wide 10cm ~ ∞ , Tele 100cm ~ ∞ (from 1st Lens R1)
- ⑥ Field of View(unit : deg)
| Wide | Tele | |
|---|---|---|
| Vertical | 37.5 | 3.3 |
| Horizontal | 64.2 | 5.9 |
| Diagonal | 71.7 | 6.7 |
- ⑦ Lens composition : 9 groups 11 elements (including 2 glass aspheric lenses)
- ⑧ Zoom Driving : Stepping Motor (Moving 2nd Group & 4th Group)
- ⑨ Focus Driving : Stepping Motor (Moving 4th Group) Including ND filter @small iris
- ⑩ Iris System : Auto Iris (Driven by Servo motor)
- ⑪ IR Cut Filter : Stepping Motor (On/Off type)
- 12X Zoom Lens
- EEL005 / CL0201 _12X Zoom Lens _ 1.2Mega
| No | Items | Description |
|---|---|---|
| 1 | Sensor | 1/3 inch CMOS & CCD |
| 2 | Sensor Image Circle | Sensor Effective Image Circle : Φ6.0mm |
| 3 | Focal Length | 5.2~58.8 ±8% (Zoom Ratio : 12) |
| 4 | Aperture | Φ7.2mm |
| 5 | Focus Range | 20cm (Wide) ~1m(Tele) |
| 6 | Fno | F/1.6~F/3.0 (Object distance : infinity) |
| 7 | Relative Illumination | Wide : > 50%, Tele : > 43% |
| 8 | TV Distortion | Wide : -3.0%, Tele : +0.3% |
| 9 | Optical Totla Track | 68.42 mm (in air) |
| 10 | Flange Bank Length | -0.31mm |
| 11 | Field Of View | Diagonal : 64.1º(Wide) ~ 5.8º (Tele) Horizontal : 51.3º(Wide) ~ 4.64º (Tele) Vertical : 38.5º(Wide) ~ 3.48º (Tele) |
| 12 | IR Cut filtr | Driving by IR cut filter actuator |
| 13 | BarrelSize | Φ36.0 x L68.73(TTL) |