BlitzWolf BW-LS4 Camera Lens 3X HD Telephoto Lens with Lens Hood with Universal Locust Clip
Description
Telephoto lens 3X
Fixed focal length lenses do not have the ability to stabilize the image, so it is required that they are held steady in low light conditions.
Glare and distortion are possible in certain situations.
Specifications
| Lens type | 3X HD Telephoto lens + lens hood |
|---|---|
| Sensor dimension | 1/3-1/2,6 |
| Resolution | 21 Mpix |
| EFL | 4.1mm |
| Field of view | 62-84 degrees |
| Distortion | <_8> |
| Zoom | 2,85X |
| Relative illumination color | 99,5% |
| Lens design | 4 groups, 4 elements |
| Transmittance | 390-760nm (wavelength) |
| Resolution | Center ≧ 550 lp/mm 0.7 Field ≧ 450 lp/mm |
| Coatings layers | double-sided, 19 coatings |
| Lens glass base | 57 |
| Material | Aluminum-magnesium alloy |
| Mounting screw strength | More than 2000 times subjected to endurance tests |
| Lens test | Newton ring / eccentric / central thickness |
| Aperture diameter | 46.5mm, 30.2mm |
| Lens hood | 54mm |
| Thread diameter | 17mm |
| Weight | 98g |
Description
Telephoto lens 3X
Fixed focal length lenses do not have the ability to stabilize the image, so it is required that they are held steady in low light conditions.
Glare and distortion are possible in certain situations.
Specifications
| Lens type | 3X HD Telephoto lens + lens hood |
|---|---|
| Sensor dimension | 1/3-1/2,6 |
| Resolution | 21 Mpix |
| EFL | 4.1mm |
| Field of view | 62-84 degrees |
| Distortion | <_8> |
| Zoom | 2,85X |
| Relative illumination color | 99,5% |
| Lens design | 4 groups, 4 elements |
| Transmittance | 390-760nm (wavelength) |
| Resolution | Center ≧ 550 lp/mm 0.7 Field ≧ 450 lp/mm |
| Coatings layers | double-sided, 19 coatings |
| Lens glass base | 57 |
| Material | Aluminum-magnesium alloy |
| Mounting screw strength | More than 2000 times subjected to endurance tests |
| Lens test | Newton ring / eccentric / central thickness |
| Aperture diameter | 46.5mm, 30.2mm |
| Lens hood | 54mm |
| Thread diameter | 17mm |
| Weight | 98g |
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