The Tamron M13VG550IR 5-50mm Varifocal CS-Mount Lensfrom Tamron M13VG550IR 5-50mm Varifocal CS-Mount Lensis an IR corrected lens compatible with 1/3" cameras. It uses a CS mount to attach to your camera. The lens features manual and zoom operation with locks. It offers a 5-50mm focal length with a maximum horizontal field of view of 53°.

Compatible with 1/3" Sensor Cameras    5-50mm Focal Length    CS Mount    53° Maximum Horizontal Field of View    Manual Focus and Zoom with Locks

IR corrected aspherical lens

Designed for 2MP cameras with 1/3" sensors

DC auto iris

f/1.6-360 aperture range

11.8" to infinity focus range

Related Questions and Answers

Q: 1. I have a video camera C mount, 1/1.8 CMOS, 1280 x 1024, USB3; with this lens, at the minimum distance (0.3 m.) which are the maximum and minimum areas that I can see onto a monitor? Is suitable this lens for my video camera? Thanks a lot.

A: At 4 mm you will get 1.20 ft. width. At 13 mm you will get 0.37 ft width. As for your image that you are trying to get, it depends on the camera and what the focusing distance will be. You might want to check with the manufacturer.

Q: 2. Hi,What size of filter do I need for this lens ?thanks

A: This lens does not accept any additional filters.

Q: 3. Where can I find the P-Iris version HV1140P-8MPIR?

A: The Hikvision HV1140D-8MPIRA CS-Mount 11-40mm Varifocal Lens BH #HI1140D8MIRA is not offered in a P-Iris version at B&H.

Q: 4. Is the iris closed when there is no DC supplied to the lens?

A: The IRIS is usually closed. When power is supplied via the DC cable connected to the camera, the IRIS will open. If you do not want an auto IRIS, I would recommend looking at a manual IRIS lens.

Q: 5. can I use this lens on Aida 100A, or if not, what would you recommend (ideally zoom to 6ft high person from 60ft away)?

A: Yes, this is a CS Mount lens which is compatible with the AIDA 100A.

Q: 6. Is this a network Camera?

A: This is not a camera. This is a lens that mounts to a camera and is independent of the surveillance camera that is purchased. It has a threaded mount that is compatible with various surveillance camera formats. This unit has the standard iris connection for supported surveillance cameras, you should be able to select a camera that will meet your requirements whether IP or other format. Note that this camera is an excellent performer in the near IR range for surveillance, and will support cameras with imagers of 1/2.7 or smaller without falloff. You should understand the field of view relative to the focal length and imager size when purchasing for your application. the 3MP resolution support should support resolutions at the standard HD resolution of 1920x1080 and beyond.

Q: 7. Are there any lens filters available for this lens? Polarizer?

A: There are no filter threads on this lens.

Q: 8. Will this lens perform on an Axis M1125 security camera? Veing a single static subject, 40 feet away, maybe covering 6 feet wide subject?

A: Yes you can use this lens with the camera. As for your other questions, you will need to set the lens at around 30mm to get your 6'width.

Q: 9. the lens is labled 5-50mm "IR" Varifocal lens... what does the IR stand for? Is this an infrared lens?

A: The Marshall Electronics 3MP CS-Mount 5-50mm IR Varifocal Lens BH #MAVSM5504 is an IR corrected lens which employs low dispersion glass (LD glass) which is a type of glass that greatly reduces Chromatic Aberration. Chromatic Aberration is a type of distortion in which there is a failure of a lens to focus all colors to the same convergence point or image plane. Infrared or IR Corrected Lenses should be used on both color and monochrome cameras in all lighting conditions to achieve a crisp sharp image at all times.

Q: 10. Is this lens able to hold infinity focus from full telephoto back to wide?

A: On this specific lens once you adjust from telephoto to wide you will have to adjust the focus as well.