Foucs gears allow access to the manual focus function in an underwater housing. Use may require specific port extensions and may not be available for all housings and lenses.
This focus gear is specifically designed for Sigma 105 mm F2.8 EX DG OS HSM Macro lenses with F-Mount in underwater housings by Nauticam.
.Lens manufacturer: | Sigma |
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Lens type: | Macro |
Ring function: | focus gear |
portsystem: | N120 |
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