it was the nut or bolt you dropped on the crossmember, completely out of sight.
Or maybe you were attempting to line up a socket on an unseen bolt. Or maybe you
were attempting to locate a short circuit beneath a center console. Any one of
these situations would make you wish you had eyes, and perhaps a flashlight, at
the end of your fingertips. Back in the old days that was just a dream. We had
to go by feel to line up that wrench or find the unseen bolt that dropped down somewhere
in the abyss.
thanks to micro-circuitry, fiber-optics, LED and LCD technology, we no longer
have to feel our way through difficult repair jobs or to disassemble the entire
component to determine exactly where the problems lie. We now have affordable,
hand-held, remote cameras that have the capability to snake into inaccessible
areas, such as a spark plug hole, to give the technician a view of the problem.
Uses of this product can be endless—attaching that blind nut on a stud on the
other side of the firewall or the dropped nut inside a door panel.
by Cen-Tech, this hand-held inspection camera can snake through openings as
small as 3/8-inch and give a real-time, color read-out of areas which are
impossible to view otherwise. The oil and scratch-resistant lens can give a clear
view of objects up to 1 inch away, and read the image back on a 2.4-inch, 140x234
resolution LCD screen. This camera has the capability of reversing the image or
to rotate it 180 degrees. Battery life is about five hours of continuous
operation, using four AA batteries, which are included. The MSRP on this camera
is $129, while Internet sales are closer to $70. Accessories include a hook,
mirror and magnet.
also offers a similar camera, which is upgraded and can record either to its
internal flash memory or on to a separate SD card (not included). It can also
be connected to a computer to get an active view of the problem. (Attaching
cable is not included). The probe is connected to the camera by a 38-inch watertight
flexible shaft. On the recording camera, the 2.4-inch LCD display runs 320x240.
The MSRP on the recording camera is $249, while Internet sales are closer to
Freight Tools often runs coupon specials in their print ads and website. Harbor
Freight Tools has over 500 outlets around the U.S. Additionally, their products
can be ordered online or by phone.
John L. Bellah is a member of SAE
International and is the technical editor for Police Fleet
Manager Magazine. He is a retired
corporal with the California State University, Long Beach Police Department. He
can be contacted at firstname.lastname@example.org.