A review of the Brunton OmniSight compass and OmniSlope inclinometer for cave survey.

For more detailed information on caving techniques, caving gear, and cave projects, visit my website at: https://www.derekbristol.com

Caves are delicate and potentially dangerous places. For more information on wild caving, vertical caving techniques, and cave survey, visit the National Speleological Society website:
https://caves.org

To find a local grotto (caving club) visit:
https://caves.org/committee/i-o/grottos/new_grotto_page-v2.shtml

White Nose Syndrome (WNS) is a disease that is devastating to bats. To learn more about what you can do to help, along with information on how to properly decontaminate caving gear, visit:
https://caves.org/WNS/index.shtml

Cave Videography Gear I Use: (Note that these are affiliate links)
Full-frame Low-Light Camera – https://amzn.to/2TkIUxT
In-Cave Fast Prime Lens (a7iii) – https://amzn.to/2TnkB27
General Purpose Zoom Lens (a7iii) – https://amzn.to/2Trc2Uf
Wide Angle Zoom Lens (a7iii) – https://amzn.to/2Duwuhl
Gimbal – https://amzn.to/2TKccpT
ND Filter – https://amzn.to/2PAvBuJ
Soft-Case for Caving (a7iii) – https://amzn.to/2QanKDA
Tripod – https://amzn.to/2PVGrvv
Camera Bag – https://amzn.to/2RZekYT
Helmet-Mounted Action Camera: https://amzn.to/2qTa0yT
Drone – https://amzn.to/2PRs7nU
APS-C Run and Gun Camera – https://amzn.to/2DKTMQU
In-Cave Prime Lens (a6500) – https://amzn.to/2DuyLZK
General Purpose Zoom Lens (a6500) – https://amzn.to/2Q5Mgpw
Wide Angle Zoom Lens (a6500) – https://amzn.to/2Tnl98b
Soft-Case for Caving (a6500) – https://amzn.to/2OPF6Be
Hard-Case for Wet Caving (a6500) – https://amzn.to/2DxFOki

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