Reference Chart

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Page 2 of 23 DL (Dry Lock) Port System Charts Rev. 2020.06.19
Canon Lenses
OPTION 1
(Recommended)
OPTION 2
OPTION 3
Canon 8-15 mm f/4L EF USM Fisheye
Larger dome is best for split
shots (half-in, half-out of the
water). Dome shade must
be removed to eliminate
vignetting. Zoom gear may
alternatively be used to
manually focus.
Product(s) required:
75340 Dome Port
5509.28 Zoom Gear
Compact and lightweight for
travel. Dome shade must
be removed. Some
vignetting (shadows in the
corners of the image) will
be present. Zoom gear may
alternatively be used to
manually focus.
Product(s) required:
75344 Dome Port
75020 Extension
5509.28 Zoom Gear
Canon 10-18 mm f/4.5-5.6 IS STM
Compact and lightweight for
travel. AF only.
Product(s) required:
75344 Dome Port
75028 Extension
5509.27 Zoom Gear
Larger dome is best for split
shots (half-in, half-out of the
water). AF only.
Product(s) required:
75340 Dome Port
75028 Extension
5509.27 Zoom Gear
Canon 10-22 mm f/3.5-4.5 EF-S USM
Larger dome is best for split
shots (half-in, half-out of the
water). AF only.
Product(s) required:
75340 Dome Port
75028 Extension
5509.28 Zoom Gear
Optional accessories:
0923.09 Anti-Reflection
Ring
Canon 11-24 mm f/4L EF USM
Visit product webpage for
Dome Port # 75342 to see
installation video. AF only.
Product(s) required:
75342 Dome Port
75028 Extension
5509.14 Zoom Gear