Forgot Password
Pentax Camera Forums Home
 

 
Wild Mark's Albums
  Album Title Pictures Last Picture
Picture 450mm challenge
I tested four lenses wide open and at f8 (ISO200) on the K3

Pentax F*300mm f4.5 + 1.4X Tamron TC
Sigma 100-300mm f4 + 1.4X Tamron TC
Sigma 150-500mm
Sigma 50-500mm

Results were informative
8 17-09-17 02:27 AM
Picture Pentax K 35mm 3.5
7 15-07-17 04:29 AM
Picture Black MX
5 08-07-17 11:39 PM
Picture Sigma 24-60mm 2.8 ex dg
6 04-06-17 05:49 AM
Picture Pentax K Camera P0rn
10 10-09-16 03:42 AM
Picture 28mm challenge
11 23-07-16 01:22 AM
Picture Sigma AF 1.4X teleconverter
NEW
5 06-02-16 07:44 PM
Picture Pentax M 100mm f4 Macro
7 06-02-16 07:42 PM
Picture New Zealand Cruise
16 28-01-16 03:31 AM
Picture Sigma 1.4X TC with F*300
inspecting 'far field' short of infinity benefit of TC

tested 36m, 62m, 69m and 93m
8 30-12-15 12:17 AM
 



All times are GMT -7. The time now is 11:09 PM. | See also: NikonForums.com, CanonForums.com part of our network of photo forums!
  • Red (Default)
  • Green
  • Gray
  • Dark
  • Dark Yellow
  • Dark Blue
  • Old Red
  • Old Green
  • Old Gray
  • Dial-Up Style
Hello! It's great to see you back on the forum! Have you considered joining the community?
register
Creating a FREE ACCOUNT takes under a minute, removes ads, and lets you post! [Dismiss]
Top