Laser depth finder photos with captions and .jpg reference numbers

http://www.wendtpottery.com/Laser_depth_finder.htm

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photo 1  laser types top to bottom:

early laser pointer with fabricated holder

large Harbor Freight laser level

Torpedo Boy Laser level by Opcom

small, inexpensive Harbor Freight laser (comes with beam spreader for lines)

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photo 2  simple clamp on tube for depth finder only attached to a nearby shelving unit 

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 photo 3  dedicated frame with space for added lasers directly mounted to wall studs

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photo 4 Checking wheel head for level in direction 1

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photo 5 Checking wheel head for level 90 degrees from first position

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photo 6  leg shim used to make wheel head level on my wheel

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photo 7  establishing bat center for first time depth finder setup

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photo 8  using a precision angle plate to establish a square beam with respect to the wheelhead

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photo 9  using 3 shims of 1/8" Masonite to establish a 3/8" bottom thickness

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photo 10 using a cell phone charger to supply power to the various lasers via a switch array