Fisher Labs CZ21 Underwater Metal Detector with 10-Inch Search Coil Finish_Brass 5-27 Objective Lens Diameter 50

5-27 Objective Lens Diameter 50 mm Reticle  APLR4 FFP IR MOA

25" Erect Imaging Diagonal Optical Diameter  90mm Eyepiece  1

The outcome is razor-sharp imagery

25” – 50

Ground balance window: This AT gold feature allows a user to optimize the ground balance to help eliminate problems with uneven ground

Fisher Labs CZ21 Underwater Metal Detector with 10-Inch Search Coil Finish_Brass 5-27 Objective Lens Diameter 50Fisher Labs CZ21 Underwater Metal Detector with 10" Search Coil CZ21 10 Whether it be Dry Land, Saltwater or Fresh Water, the Fisher CZ 21 Quick Silver Premium Underwater Detector Delivers. Features: Saltwater or Fresh Water Submersible up to 250 feet Dual Frequency Fourier Domain Signal Analysis Touch Button., V. C. O. no Motion, Precise Pinpointing Easy Manual Ground Balance High Performance in Mineralized Soil All Metal Auto Tune Mode Large Target