Here is a monocular that doubles as a microphone for your smartphone with an accessory. The PENTAX VM 6×21 WP Monocular has an ergonomic design and can withstand exposure to water. It has 6x magnification and minimum focus distance of 70cm.
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You can easily handle this monocular with one hand. It has a rubber coated body, multi-coated lens, and a tripod screw for easy mounting. It can capture images with your smartphone thanks to the V-SA1 adapter. You can also use this as a 18x microscope.
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