DSLR cameras for video/movie filming

Power Zoom Lens,
    Nikon 1 10-100mm (YouTube), no focus ring
    Panasonic 14-42mm, 45-175mm (YouTube)

Focus Peaking, Sony NEX, Pentax K-01, K-30, Olympus E-M5, Magic Lantern for Canon 5D Mark II, T3i, T2i, MagicLantern features, firmware hack, Magic Lantern Detailed Build Features (EOS T4i, 70D have dual-pixel continuous autofocus), EOS-M shutter bug
(use SanDisk Extreme 32GB)
SD UHS Hack:
 The Original Canon EOS M Can Shoot 2.5K Raw Video with Magic Lantern
, Canon EOS M, UHS-I / SD cards investigation, download

** dpreview lightweight with external microphone port/jack  fully articulated or tilting LCD, touch screen: Canon EOS M50, M6, M3, Fujifilm X-A4
Large sensor with touch screen
dpreview comparison of small mirrorless
dxomark of small mirrorless Sony A5000 > Olympus E-PM2 > Panasonic DMC-GM1
dxo mark of Sony NEX A5000, NEX-5T, NEX-5R

Sony Alpha a5100, Sony Alpha NEX-5T, Sony Alpha NEX-5R, Canon EOS M, Sony Alpha NEX-5N, Canon EOS M3 comparison of mirrorless with touch screen
- Sony a5100 8/2014, 25 contrast-detection & 179 phase-detection detection hybrid AF $700
- NEX-5T 8/2013, 25 contrast, 99 phase $700 - $500
-- E PZ 16-50mm f3.5-5.6 OSS 29.9mm
-- E PZ 18-200mm f3.5-6.3 OSS
-- E PZ 18-105mm f4 G OSS powerzoom
-- E 20mm F2.8 20.4mm

- Nikon 1 J4 4/2014 $600
-- 1 Nikkor VR 10-100mm f4.5-5.6 PD Zoom

- Olympus Pen E-PL7 8/2014 81 focusing points $700
- E-PM2 9/2012, lightweight, has 35 focus points $600 - $300
- E-M1 9/2013, has 81 + 37 phase difference detection $1300
-- electric zoom lens Olympus M.Zuiko ED 12-50mm f3.5-6.3 EZ, ED 14-42mm f3.5-5.6 EZ

- Panasonic DMC-GM1 10/2013 23 focus points, compact/small $750 - $600
- DMC GF6 4/2013 $600 - $450
-- LUMIX G X VARIO PZ 14-42mm F3.5-5.6
-- LUMIX G X VARIO PZ 45-175mm F4.0-5.6

- Canon EOS Rebel SL1, Hybrid CMOS AF II, CMOS sensor technology
- Canon EOS M hot shoe for external microphone and flash 7/2012 $850 - $250 10.86 x 6.65 x 5.6, 9.23 (4.28 x 2.62 x 2.2 [2.5 with cap], 3.63 [3.93 with cap])
-- fix 22mm lens 10.86 x 6.65 x 6.35 (4.28 x 2.62 x 2.5)
*-- case logic Medium Camera Case CPL-102
**-- Lowepro Dashpoint 20 $10
--- tamrac Pro Compact Digital
--- case logic Medium Camera Case TBC-403 no belt
-- fix 18-55mm lens 10.86 x 6.65 x 10 (4.28 x 2.62 x 3.93)
-- case logic high zoom / compact system camera case CPL-103
*-- case logic camcorder kit bag QPB-203
**-- Loewpro Adventura Ultra Zoom 100 $15
**-- Lowepro Dashpoint 30 $15
-- fix SLR lens
**-- tamrac AERO 94
-- case logic DCB-314 DCB-304
-- EF-M 18-55mm f3.5-5.6 IS STM
-- EF-M 22mm f/2 STM 23.7mm

Canon EOS digital cameras 5D mark II, 50D, 60D, T1i 500D, T2i 550D and T3i 600D
70D has dual pixel phase detection Auto-Focus PDAF, best for live view
M, T4i (650D), T5i (700D) has continuous autofocus with Digic 5 and Hybrid CMOS AF
SL1 (100D), M2 has Hybrid CMOS AF II, Northlight Images, The New Camera

SL2 (150D): Northlight Images, The New Camera, camyx

Rolling shutter, CCD, CMOS sensors
Linear motor instead of stepping motor
Parfocal lens, Sony 18-200mm
Lens breathing
External Microphone
Viewfinder, Exchangeable lens

California Certified Air Cleaning Devices

http://www.arb.ca.gov/research/indoor/ozone.htm
Safe ozone level and ions, ionized air purifier, ionization control, ozone generator.

Apple iPhone iPad cellular data support

3G and 4G LTE
iPhone: Wireless carrier support and features
iPhone 5 countries with supported LTE networks
iPad 4th Generation / iPad Air / iPad mini: countries with supported LTE networks
T-Mobile Free Data for Life - LTE, Nexus 7

Top Retailers / Stores

Top 100 Retailers, Favorite 50 (online), Top 250 Global Retailers

中国连锁百强 中国连锁经营协会 Chinese Merchants
China Top 100 Chain Retailers (CCSFA, China Chain Store & Franchise Association)

Apple system on chips and iOS

Apple system on chips
A4  45nm 1-core SGX535
   iPad, iPhone 4, iPod Touch 4th, Apple TV 2nd Gen
A5  45nm 2-core SGX543MP2
   iPad 2, iPhone 4S 2011
A5  32nm 2-core SGX543MP2
   iPad 2,4, iPod Touch 5th Gen, iPad mini, Apple TV 3rd Gen
A5X 45nm 2-core SGX543MP4
   iPad 3rd Gen
A6  32nm 2-core SGX543MP3
   iPhone 5, 5C
A6X 32nm 2-core SGX554MP4
   iPad 4th Gen
A7  28nm 2-core G6430 quad core
   iPad Air, iPhone 5S, iPad mini 2, 3, 2013
A8  20nm 2-core GX6450 quad core
   iPhone 6, iPod Touch 6th, iPad mini 4, Apple TV 4th
A8X 20nm 3-core GXA6850 octa core
   iPad Air 2 2014
A9  16nm 2-core GT7600 hexa core
   iPhone 6S, SE
A9X 16nm 2-core 7XT dodeca 12 core
   iPad Pro
A10 16nm 4-core hexa core
   iPhone 7

Apple iOS
iOS included applications for iPhone, iPod Touch, iPad, iPad mini