Trail conditions?
I am due out on Thursday and droping over the rim on the Grandview
Friday. A 4 night solo jaunt. I assume from the dry season that the
trails are ice free....
m_landman 2006-02-22 06:22:25 #40117
Night hiking
deficient vision have or developed an increase in night vision?
My simple understanding of eye physiology is that there are rods (for
night vision) and...
johngeyles 2006-02-21 22:51:16 #40116
Re: Night hiking
People with complete color blindness use the rods for all visual tasks, they do not have functioning cones. People with normal vision use the cones in...
Bob Washburn 2006-02-21 18:38:11 #40115
Re: Night vision considerations
The Horse Whisperer claimed that while he was completely color blind,
his distance sight was much better than anyone he knew. He felt this
was how he...
Kenneth McNamara 2006-02-21 18:36:27 #40114
Madison Wisconsin Talk
If any of you are from the Madison area, I'll be doing a talk this
Thursday night at REI. The talk will begin at 7:00. I'm just going
over some basic...
mhill5252 2006-02-21 18:23:20 #40113
Night vision considerations
" most color deficient persons compensate well for their defect and
may even discover instances in which they can discern details and
images that would escape...
Phil Gutkin 2006-02-21 18:20:52 #40112
Night hiking
John,
I wonder if there is any truth to the rumor that people with color
deficient vision have or developed an increase in night vision?
Phil
-- In...
Phil Gutkin 2006-02-21 18:04:48 #40111
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