40m Sea Frogs Sony A7R IV Underwater Housing Waterproof Case
Sea Frogs Sony A7R IV Underwater Housing:
Professional underwater housing for Sea Frogs Sony A7R IV, 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.
28-70mm housing compatible lenses
Sony FE 28-70mm F3.5-5.6 OSS (Autofocus only, Manual zoom gear included)
Sony FE 16-35mm F/4 ZA OSS (Autofocus only, Manual zoom gear purchase additional)
Sony FE 24-70mm F/4 ZA OSS (No zoom available, use at 24mm only)
Sony FE 24mm F1.4 GM (Autofocus only)
Sony FE 50mm F1.8 (Autofocus only)
Sony FE 50mm F2.8 Macro (Autofocus only)
Sony FE 55mm F1.8 ZA Carl Zeiss Sonnar T* (Autofocus only)
Sony FE 85mm F1.8 (Autofocus only)
90mm lens housing compatible lenses
Sony FE 90mm f/2.8 Macro G OSS (manual focus available)
Sony FE 24-70mm F4 ZA OSS (Autofocus only) Works from 35mm to 70mm
Sigma 35mm f/1.4 DG Art E-mount (manual focus available)
Sony FE 24-105mm F4 G OSS (Autofocus only) - Works from 28mm to 65mm
6" & 8" dry dome port compatible lenses
Sony FE 16-35mm F/4 ZA OSS (Autofocus only, Manual zoom gear included)
Sony FE 12-24mm F4G (Autofocus only, Manual zoom gear included)
Sony FE 24mm F1.4 GM (No manual focus available)
Sony Distagon T* FE 35mm F1.4 ZA (No manual focus available)
Sony FE 24-70mm F/4 ZA OSS (Autofocus only, Manual zoom gear purchase additional)
Sony FE 55mm F1.8 ZA Carl Zeiss Sonnar T* (Autofocus only)
Sony FE 85mm F1.8 (Autofocus only)
Sony FE 28mm F2 + Fisheye Converter SEL057FEC (Autofocus only)
Sony FE 28mm F2 + Ultra Wide Converter SEL075UWC (Autofocus only)
Sony FE 28-70mm F3.5-5.6 OSS (Autofocus only, Manual zoom gear included)
Tamron 17-28mm F2.8 Di III RXD (Autofocus only, No manual zoom gear)
Sigma 14-24mm F2.8 DG DN Art (Autofocus only, No manual zoom gear)
Features:
Standard1/4" screw holes at the bottom for additional accessories, like handles, external flash attachment, etc.
Maximum underwater depth is 40M/130ft
Optical viewfinder
With leak detector
All camera functions except touch panel are accessible
Flat glass port with anti-reflection coating on both sides
Clear view the camera information and control function
Protects your camera from scratches, sand, dirts, water, snow, etc.
Vacuum system port
Package Include:
1 * underwater housing for Sony A7R IV
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: you can mount on your bracket for underwater shooting
Warranty: 2 years
Internal Flash Usable: Yes
External Strobe Connector: Yes
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
Dimension: 207 x 291 x 198mm
Net weight: 1890g
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
Sea frogs Wild Angle 6" Dry Lens Dome is very versatile and suitable for various wide-angle full frame lenses, idea extra lens for underwater photography with Sony A7R IV. 
Double Handles Aluminium Tray Set For Sony A7R IV housing 
60m/195ft Waterproof LED Flashlight For Underwater Camera Housing 
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 water. 
100m/325ft SeaFrogs ST-100 Pro Underwater Strobe fit for Sea Frogs Sony A7RIV camera housing, optical fiber cable is included. 
Sony A7R IV Review:
The Sony a7R IV is the latest in Sony’s full-frame mirrorless system and is a feature-full camera system designed for the professional photographer. The Sony A7R IV is the successor to the full-frame 42.4MP A7R III and features a newly-developed 61.2MP BSI-CMOS sensor with a native 100-32,000 ISO range, it has a high-res 5.76 million-dot OLED viewfinder, dual SD cards with UHS-II support, the latest 802.11ac Wi-Fi, and wireless PC connectivity for tethered control.
Sony A7R IV specification highlights
61.2MP BSI CMOS full-frame sensor
5.76M dot OLED viewfinder
Powerful yet easy-to-use AF tracking system
4K video from full sensor width (sub-sampled) or oversampled from roughly-Super35 crops
10 fps burst shooting (JPEG or Compressed Raw from 12-bit readout)
4 or 16-shot high resolution modes (up to 240MP images for static subjects)
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