40M Sea Frogs Sony A7iv Underwater Housing Waterproof Case
Seafrogs Sony A7IV Underwater Housing Waterproof Case:
Professional underwater housing for Sony A7iv, Use this housing you can take photos or videos underwater up to 40 meters/130ft. Ideal for diving at sea, surfing, snorkeling, skiing, yacht or other activities. 
Seafrogs Sony A7IV underwater housing standard port fit lens
SONY FE F4/16-35 ZA OSS
SONY FE 3.5-5.6/28-70 OSS
Seafrogs Sony A7IV underwater housing flat long port fit lensSigma 24-70mm 1˖2.8 DG DN φ82 (SONY FE mount)
SONY FE 4/24-105 G OSS
SONY FE 2.8/90MACRO G OSS
SONY FE 4/24-105 G OSS
SONY FE 2.8/90MACRO G OSS
Seafrogs Sony A7IV underwater housing with 6" & 8" wide angle dry lens dome fit lens
SONY FE F4/16-35 ZA OSS
SONY FE 2.8/16-35 GM
SONY FE F4/24-70 ZA OSS
SONY FE 4/12-24 G
Tamron 17-28mm F/2.8 Di III RXD
Sigma14-24mm1:2.8 DG DN
Features:
Clear view the camera information and control function
Protects your camera from scratches, sand, dirts, water, snow, etc.
Standard1/4" screw holes at the bottom for additional accessories, like handles, external flash attachment, etc.
Maximum underwater depth is 40M/130ft
With leak detector
Synchro cable port
Clear view to LCD display and full controls
Package Include:
1 * Sea Frogs underwater housing for Sony A7iv
1 * O-ring gasket
1 * Cleaning Fluid
1 * Neck strip
1 * wrist rope
1 * Use manal
Specifications
Lens: Super clear lens for optimal picture quality
Bracket holes: can mount on bracket for underwater shooting
Warranty: 1 years
Screen: Touch screen compatible
Waterproof element: waterproof seal
Material: PC, ABS plastic, Clear plate glass, stainless steel, EPDM rubber, O-Ring
100% tested: we test every single one case to ensure the 100% waterproof
Net weight: 967g
IP: 40m waterproof * 1m shockproof
Working temperature: 0-40℃ (32-104℉)
Attention before use:
Check whether good of performance first. Also check whether have sand and dust inside of case.
Must close the waterproof case and put it into underwater at least 200mm deep with 5 Minutes on condition of disassemble but waterproof oil with camera.
Make sure there have no water inside. Then put your camera into waterproof case.
Optional Accessories
Seafrogs 6" wide angle dry lens dome for Sony A7iv housing(12-24/16-35/24-70mm). is very versatile and suitable for various wide-angle full frame lenses, idea extra lens for underwater photography with Sony A7iv. 
8" WA006-C wide angle dry lens dome for Sony A7iv(12-24/16-35/24-70mm), ideal choice for half water photography. 
Double Handles Aluminium Tray Set For Sony A7iv underwater housing with dual 1/4 inch screws, which is made of high quality aluminum alloy material, durable and sturdy to use It is a sturdy platform for mounting underwater video/strobe lights by attaching arms to 1 inch ball mounts. 
60m/195ft Waterproof LED Flashlight For Underwater Camera Housing which is made of high-brightness 3 color LED patch that help you shooting vivid videos and photos. The shell is made of synthetic material and aluminum alloy. 
VPS-100 Pre-Dive vacuum leak check system The vacuum pump system is used for checking the water tightness of underwater camera housing before submerging. Efficiently prevent fogging up when using in colder water. 
100m/325ft SeaFrogs ST-100 Pro Underwater Strobe fit for Seafrogs Sony A7iv camera housing, optical fiber cable is included. 
Sony A7IV Review:
The Sony a7iv is designed around a brand new 33MP full-frame exmor r cmos sensor. This ups the resolution from the 24MP seen on previous a7 bodies. The A7iv brings improvements across the board, including Bionz XR processor and significantly upgraded video skills. Image resolution is 7008 x 4672 pixels, which is probably as many pixels as most people will ever need.
Sony A7IV specification highlights
33MP BSI CMOS full-frame sensor
In-body stabilization rated up to 5.5EV
4K/60p (from 4.6K capture) in Super35 / APS-C mode
Full-width oversampled 4K from 7K, up to 30p
10-bit video or HEIF stills capture
Up to 4K60 recording (in Super 35)
Up to 10 fps shooting in lossy Raw with extensive buffer
3.69M dot OLED viewfinder
H.265 video, S-Cinetone color mode
Twin card slots (1x CFe A/UHS-II, 1x UHS-II SD)
Full-time Bluetooth LE connection
No record limits (no 29:59 limitations)
No significant overheat issues
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