Sea & Sea

Motor Marine MM II-EX Camera and Strobe Set


For more creative control of your images, Sea & Sea expanded the capabilities of benchmark of Motor Marine II and developed a more electronically sophisticated model: Motor Marine II-EX. The MM II-EX features variable shutter speeds and its the world’s first and only amphibious camera to synchronize for TTL photography of speeds of 1/15, 1/30, 1/60, and 1/125. It also features automatic film indexing of three film speeds: ISO 50, 100, and 400. The redesigned built-in

flash is activated on the focus lever and allows shutter-flash synchronization of 1/125 at any f-stop. Like its predecessor, the Motor Marine II-EX incorporates a high-quality built-in 35mm lens with bayonet mount so that you can attach or detach auxiliary optics underwater and a built-in close-up lens that focuses down to 18 inches. It is fully compatible with YS-50TTL-S, YS-120Duo, and YS-300TTL-S strobes for automatic flash photography.


Type: 35 mm amphibious camera • Film format: 36 x 24 mm • Lens: 35mm F3.5 (4 elements in 3 groups) • Aperture range: F3.5~ f/22 • Angle of coverage: 62″ land, and 42″ u/w • Focusing range: 3.3 feet ~infinity • Minimum focusing distance CU lens: 18 inches • Film speed: ISO 50, 100 or 400 set automatically with DX coded film • Film advance: Automatic • Film rewind: Motor driven • Shutter: Electronic shutter operates at 1/15, 1/30, 1/60, 1/125 • Exposure control: Manual or TTL • Exposure meter: Built in • LED indicators: underexposure warning signal, TTL confirmation, internal or external flash readiness • Electronic flash: Built in (GN 33 land/ISO 100) • Viewfinder: Built in with 85% frame coverage, 0.5 magnification • Power source: Two 1.5 Volt AA batteries • Dimensions: 2.8 x 6.4 x 4.5″ (H x L x W) • Weight: 22.4 oz. (including batteries) • Maximum depth: 150 feet • Accessories included: Strap, O-ring set, batteries.



Shutter Speed Dial


The MM II-EX is the world’s first amphibious camera with TTL flash automation at four shutter speeds. The top mounted dial offers selection of should read: 1/15, 1/30, 1/60 and 1/125 of a second. The combination of these shutter speeds and selected aperture settings provide the photographer with boundless possibilities.

Built-In Flash

The internal electronic flash may be used indoors or out when auxiliary light is required for a proper exposure. It may be used at any f-stop.

Bulkhead Connector

Bulkhead Connector is a port to electronically mate camera with auxiliaries strobes. Conveniently located on the left side of the camera.


Macro Lens 2T


Macro Lens 2T (left) is constructed of 3 elements in 3 groups, offers a 1:2 magnification ratio, and has a picture area of 3.2 x 2.1″. Minimum focusing distance: 5.7″. Depth of field at f/16 is 3/4″ and at f/22 is 1″. Attached guide rods fold down to prevent shadow and for convenient storage. Pressure tested at 150 feet.


Macro Lens 3T

Macro Lens 3T (right) is constructed of 2 elements in 2 groups, offers a 1:3 magnification ration, and has a picture area of 4.8 x 3.2″. Minimum focusing distance: 9.2″. Depth of filed at f/16 is 1″, at f/22 1 1/2″. Removable guide rods store in slotted grooves beneath the base plate. Pressure tested at 150 feet.

To take full fame images of the reef’s smallest inhabitants, you need a macro lens. An auxiliary macro lens enables you dramatically reduce your subject-to-lens distance and create razor-sharp images bursting with color and crisp details. Sea & Sea offers two high-quallity macro lens systems for use with the Motor Marine II and Motor Marine II-EX. Both mount over the camera’s 35mm lens. Both are for underwater use only.

U/W Color Filter


MM II 20mm Lens and MM II 16mm Lens.

The U/W Color Filter is an optional accessory that fits over MM II wide conversion lenses will enrich reds, oranges, and yellows on film for brighter, more natural looking images. It can be attached or detached underwater.


Lens Caddy for Motor Marine II/EX


Accepts two Sea & Sea bayonet type conversion lenses. Mounts onto Sea Arm. Heavy duty plastic. Includes strap.






The MX-10 is a compact, lightweight 35mm camera that is the ideal companion for all outdoor activities. Take it rafting, skiing, fishing, surfing, and of course, scuba diving. Constructed of rustproof, impact-resistant polymers for long life and minimal maintenance, the MX-10 is environmentally sealed and completely waterproof. Designed for divers, it

performs as well at 100 feet as it does on the surface. This sturdy multifunctional camera incorporates a 32mm focus-free lens, automated film load and advance, power rewind, built-in flash, even an internal low exposure warning signal. The MX-10 also features a revolutionary infrared signaling system to synchronize the accessory YS-40 strobe with the camera shutter: there are no cords or cables and therefore no chance of leakage at the flash connection. The MX-10 is an uncomplicated camera that will provide neophyte photographers with sharp, colorful phonographs anywhere they take it.


Type: 35 mm amphibious camera • Film format: 36 x 24 mm • Lens: 32mm F4.5 (4 elements in 3 groups) • Aperture range: F4.5~ f/22 • Angle of coverage: 68″ land, and 51″ u/w • Focal distance: 8.25 feet ~ infinity (land), 4 feet ~ infinity (u/w) • Film speed: ISO 100 or ISO400 • Film advance: Automatic • Film counter: Automatic • Film rewind: Automatic • Exposure control: Manual • Exposure meter: Built in with LED display • LED display: Low exposure warning lamp, flash ready light • Electronic flash: Built in (GN 33 land/ISO 100) • Viewfinder: 80% frame coverage, 0.45 magnification • Power source: Two 1.5 Volt AA batteries • Dimensions: 3.7 x 6.3 x 2.8″ (H x L x W) • Weight: 21 oz. (land) • Maximum depth: 150 feet • Accessories included: Strap, O-ring set.

20mm Wide Conversion Lens Kit


The MX-10 20mm conversion lens extends the able of view of the built-in lens from 51″ to 74.4″ and reducing minimum focusing distance to 16 inches, ideal for taking photographs of large fish, schools of fish and fellow divers. It is constructed of 3 elements in 3 groups and delivers distortion-free images with edge-to-edge sharpness. Its bayonet mounts allows for easy attachment and removal underwater. For accurate framing and composition, a Sportsfinder is included. They are for underwater use only.


Focal length: 20mm • Field of view: 74.4″ • Construction: 3 elements in 3 groups • Focusing range: 1.3 feet ~ infinity • Minimum focusing distance: 16 inches • Lens weight: 4.7 oz. • Lens dimensions: 2.6 x 1.6″(D x L) • Sportsfinder: 80% frame coverage • Finder dimensions: 3.2 x 4.5 x 1.4″ (W x H x D) • Maximum depth: 150 feet.

MX-10 Macro Lens


The MX-10 Macro Lens has been design specifically to use with the MX-10. The bayonet coupling lens is fitted to the base plate by a hinge, an innovative feature that makes the unit impact-resistant

and enables you to fold the lens down for storage. Detachable guide rods store beneath the the base plate in slotted grooves. The lens is constructed of 2 elements in 2 groups, offers a magnification ration of 4:55 and a picture area of 4.4 x 6.6″. It can be attached or detached underwater.


Motor Marine 35 MX-10 Camera and YS-40 Strobe Kit


Specifications (YS-40 Strobe):

Guide number: 22 land, 7 (u/w) (ISO 100) • Beam angle: 72 • Recycle time: 5 seconds (alkalines), 3 seconds (ni-cads) • Number flashes: 100 (alkalines), 50 (ni-cads) • Synchronization: Infrared optical trigger method • Power source: 4 1.5 volts alkaline or ni-cad batteries • Dimensions: 4 x 3.3 x 7″ • Weight: 16.1 oz. (without batteries) • Maximum depth: 150 feet • Accessories: Self diffusing filter,O-ring set.

20mm U/W Color Filter

Specifically for use with the MX-10 20mm lens. Creates brighter, more saturated reds and oranges so that your images appear natural. It can be attached or detached underwater.


sea_seaA professional performance system for masterful wide angle photography: the MM II-EX with both 16mm and 20mm Wide Conversion Lenses, high eyepoint viewfinder, and dual strobes on Sea Arm IIs.

The 1:2 Macro Lens YS 50TTL-S strobe are perfect match to capture small subjects in brilliant color.

Wide angle conversion lenses mount onto the camera’s built-in primary lens.



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