Latest or all posts or last 15, 30, 90 or 180 days.
2024-04-29 03:50:50
Consult with Lloyd: camera systems, computers, backup...
Lloyd’s Patreon
Designed for the most demanding needs of photographers and videographers.
877-865-7002
Today’s Deal Zone Items... Handpicked deals...
$1999 $998
SAVE $1001
$500 $440
SAVE $60
$2499 $1999
SAVE $500
$5999 $4399
SAVE $1600
$2499 $2099
SAVE $400
$5999 $4399
SAVE $1600
$999 $849
SAVE $150
$1049 $849
SAVE $200
$680 $680
SAVE $click
$300 $300
SAVE $click
$5999 $4399
SAVE $1600
$4499 $3499
SAVE $1000
$999 $999
SAVE $click
$799 $699
SAVE $100
$1199 $899
SAVE $300
Newly In Stock: SEE ALL...
Sony Mirrorless wish list • Deals on Sony
$967 Ricoh GR III OUT OF STOCK in Cameras: Point and Shoot
Highly Recommended!
External SSD wish list • Deals on OWC
$220 SAVE $130 = 37.0% Western Digital 16.0TB Western Digital Ultrastar DC HC550 3.5-in… in Storage: Hard Drives
$680 OWC 2.0TB OWC Atlas Ultra CFexpress 4.0 Type B Memory Card in All Other Categories
$580 OWC 4.0TB OWC Envoy Pro Elektron USB-C Portable NVMe SSD in All Other Categories
$630 OWC 4.0TB OWC Express 1M2 USB4 (40Gb/s) Bus-Powered Portable NVM… in All Other Categories
$2380 OWC 72.0TB OWC ThunderBay 4 Four-Drive Thunderbolt External Stor… in All Other Categories

Recent posts by Lloyd at MacPerformanceGuide.com, WindInMyFace.com:

2024-04-18 Keep It Simple! Don’t Trust Your Photo Library’s Organization to Cloud and Editing Apps

2024-04-13 Apple Plans to Overhaul Entire Mac Line With AI-Focused M4 Chips

2024-04-12 NEW! OWC Envoy SSD

2024-04-12 NEW! OWC Envoy Pro Elektron

2024-04-12 NEW! OWC Envoy Pro Mini Thumb Drive SSD

Pentax 645Z: ISO and Noise from 100 to 204800

2014-07-23 • SEND FEEDBACK |
Related: medium format, noise, Pentax, Pentax 645Z, Pentax DSLR, Pentax medium format

Get Pentax 645 at B&H Photo.

Pentax 645Z

This extensive real-world evaluation of noise includes:

  • HD and UltraHD entire-frame images ISO 100 to ISO 204800 in RGB.
  • HD and UltraHD entire-frame images ISO 100 to ISO 204800 in RGB, gray gamma 2.2, and red/green/blue color channels.
  • Four large actual pixels crops ISO 100 to ISO 204800 in RGB, gray gamma 2.2, and red/green/blue color channels.

In my review of the Pentax 645:

Pentax 645Z ISO 100 to 204800 (Fruit Arrangement, Natural Light)

Pentax 645Z at ISO 800

View all handpicked deals...

Seagate 22TB IronWolf Pro 7200 rpm SATA III 3.5" Internal NAS HDD (CMR)
$500 $440
SAVE $60

diglloyd Inc. | FTC Disclosure | PRIVACY POLICY | Trademarks | Terms of Use
Contact | About Lloyd Chambers | Consulting | Photo Tours
RSS Feeds | X.com/diglloyd
Copyright © 2022 diglloyd Inc, all rights reserved.