Foneso F100 User Manual Work [best] 〈4K — 480p〉

Do not use magnifying glasses, binoculars, or optical telescopes to view the laser path, as this concentrates the optical energy and can damage eye tissue.

Use a damp, soft cloth to clean the lens. Do not use chemical cleaners or submerge the device in water. User Manual - Smith Surveying Equipment foneso f100 user manual work

: Ideal for measuring from wall-to-wall by placing the bottom of the device flush against the starting boundary. Do not use magnifying glasses, binoculars, or optical