Canon Patent For 400mm F2.8, 500mm F4 and 600mm F4 Lenses For EOS R Mirrorless System

Canon Patent

Hi Lows Note spotted a Canon patent application (2019-95525, Japan) which describes optical formulas for telephoto lenses for the Canon EOS R full frame mirrorless system.

The optical formulas are for 400mm f2.8, 500mm f4 and 600mm f4 lenses.

Focal length: 392mm
FNo.: 2.90
2ω: 3.16
Image height: 21.64 mm
Lens length: 360.03 mm
Back focus: 31.01 mm

Focal length: 490mm
FNo.: 4.12
2ω: 2.54
Image height: 21.64 mm
Lens length: 412.08 mm
Back focus: 33.39 mm

Focal length: 588mm
FNo.: 4.12
2ω: 2.11
Image height: 21.64 mm
Lens length: 476.08 mm
Back focus: 33.21 mm

More Canon patent applications are listed here. Some particularly interesting patent applications we think might get into production are these:

Hasselblad X1D II 50C Medium Format Mirrorless Camera Announced

Hasselblad X1D II 50C

Hasselblad X1D II 50C at a glance:

  • 50MP 43.8 x 32.9mm CMOS Sensor
  • 16-Bit Color, 14-Stop Dynamic Range
  • Hasselblad Natural Color Solution
  • 0.87x 3.69m-Dot Electronic Viewfinder
  • 3.6″ 2.36m-Dot Touchscreen LCD
  • Leaf Shutter System, 1/2000 sec Sync
  • ISO 100-25600, Up to 2.7 fps Shooting
  • Dual SD UHS-II Memory Card Slots
  • Built-In Wi-Fi, USB 3.0 Type-C

Hasselblad announced the Hasselblad X1D II 50C Medium Format Mirrorless Camera. Pre-orders are open at $5,750 at B&H Photo and Adorama.

Press text:

X1D II 50C
COMPACT. POWERFUL. ENHANCED.

Based on the iconic, award-winning design of the first generation, the enhanced X1D II 50C is a compact, powerful mirrorless medium format camera with an excellent 50MP CMOS sensor packed into a lightweight, portable build. With outstanding colour definition, 14 stops of dynamic range, and Hasselblad Natural Colour Solution technology integrated into the camera’s system, the X1D II 50C delivers superb, true-to-life tones that match what the human eye sees. The X1D II 50C’s upgraded electronic platform includes a brilliant 3.6-inch 2.36-million-dot touch display and an enhanced OLED electronic viewfinder (EVF) with 3.69-million dots and a high magnification of 0.87x, both featuring a higher resolution, a faster live view refresh rate, and an even quicker and intuitive user interface control. Shutter lag and black out time between frames have been reduced in addition to a startup time cut almost in half from the first generation.

Built-in Wi-Fi and USB-C connection enable a portable medium format workflow with Phocus Mobile 2, allowing the photographer to transfer RAW and full quality JPEG files directly from the X1D II 50C and edit RAW images on their iPad Pro. Dual SD card slots, now supporting the faster UHS-II standard, ensure optimal storage space or the option to back up images to a second card when shooting. With access to the full line of XCD Lenses in addition to HC/HCD Lenses, V System Lenses, and XPan Lenses via the XH Adapter, XV Adapter and XPan Adapter, respectively, the X1D II 50C boasts a varied lens line up of high-class medium format optics for endless creative possibilities. The X1D II 50C lets the photographer bring the beauty of medium format outside of the studio, capturing the world around them with Hasselblad’s renowned, stunning image quality.

In the Box
Camera body, Battery, Battery charger, USB 3 cable, Camera front protective cover, Shoulder strap, Quick Start Guide

Specifications
50 MP Medium Format Mirrorless Digital camera with Autofocus, Auto exposure, interchangeable lenses. Dimensions of complete camera w/ XCD 45 mm lens: 148 x 97 x 125 mm [W x H x D].
Camera Body only: 148 x 97 x 70mm
Weight 1230 g (Complete camera with XCD 45 mm lens, Li-ion battery and 2 SD cards)
650g (Camera Body)

Compatibility
X System accessories and adapters. XCD lens range

Estimated time of delivery:
July 2019

Deals: Sigma 18-35mm f/1.8 DC HSM – $529 (reg. $799), Sigma 35mm f/1.4 DG HSM – $649 (reg. $899, free USB dock)

Sigma 18-35mm F/1.8 Deal Art DC ART
Sigma 18-35mm f/1.8 DC HSM ArtSigma 35mm f/1.4 DG HSM ART
– Canon EF-Mount Lens/APS-C Format
– 28.8-56mm (35mm Equivalent)
– Aperture Range: f/1.8 to f/16
– Four Aspherical, Five SLD Glass Elements
– Super Multi-Layer Coating
– Hyper Sonic AF Motor
– Internal Focusing and Zoom Design
– Compatible with Sigma USB Dock
– EF-Mount Lens/Full-Frame Format
– Aperture Range: f/1.4 to f/16
– One FLD Element, Four SLD Elements
– Two Aspherical Elements
– Floating Elements System
– Super Multi-Layer Coating
– Hyper Sonic AF Motor, Manual Override
– Rounded 9-Blade Diaphragm
– Compatible with Sigma USB Dock

Adorama has the amazing Sigma 18-35mm f/1.8 DC HSM lens on sale at $529. Compare at $799. Free shipping.

The Sigma 35mm f/1.4 DG HSM ART lens is discounted to $649 at both Adorama and B&H Photo. Comes with free Sigma USB dock.

B&H Photo has the 3 days long Mega Deal Zone event going on. Choose from almost 500 selected deals.

Some noteworthy Kickstarter projects:

  1. DUO Daypack, quick access camera bag with lifetime warranty
  2. Kamlan 50mm f/1.1 lens for $199
  3. Peak Design super light travel tripod

Deal: Canon EOS RP & EF 24-105mm f/3.5-5.6 STM, Adapter, Accessories – $1699 (reg. $1999, authorised Canon retailer)

Canon Eos Rp

Canon EOS RP at a glance:

  • 26.2MP Full-Frame CMOS Sensor
  • DIGIC 8 Image Processor
  • UHD 4K and Full HD 1080 Video
  • 2.36m-Dot OLED Electronic Viewfinder
  • 3″ 1.04m-Dot Vari-Angle Touchscreen LCD
  • Dual Pixel CMOS AF, 4779 AF Points
  • ISO 100-40000, Up to 5 fps Shooting
  • Wi-Fi and Bluetooth Connectivity

Authorised Canon retailer B&H Photo has the Canon EOS RP with the EF 24-105mm f/3.5-5.6 STM lens, the EF/RF mount adapter, and a Manfrotto backpack on sale at $1,699. Compare at $1,999. Free shipping.

B&H Photo has the 3 days long Mega Deal Zone event going on. Choose from almost 500 selected deals (exp. 6/20/19)

Some noteworthy Kickstarter projects:

  1. DUO Daypack, quick access camera bag with lifetime warranty
  2. Kamlan 50mm f/1.1 lens for $199
  3. Peak Design super light travel tripod

Canon EOS 5D Mark IV with “L” lens vs. Canon Rebel T5 with Kit Lens – Can You Spot The Difference?

Canon Eos 5d Mark Iv Price

The School of Photography posted a 40min video where they compare the Canon EOS 5D Mark IV with the EF 24-105mm f/4L lens with the Canon Rebel T5 and the 18-55mm kit lens.

When it comes to the final result, is it really worth the extra money you have to spend for Canon high end gear? The video below is an in-depth head to head test to see what difference it actually makes. An urban portrait shoot is done for testing purposes, and will be putting these cameras through their paces in low and bright light situations.