PPRuNe Forums - View Single Post - Night Vision Goggles (NVG discussions merged)
Old 20th Aug 2009, 22:45
  #584 (permalink)  
helmet fire
 
Join Date: Jul 2001
Location: the cockpit
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Rivnut: earlier I asked you if you could detail the experiences that stopped you from degoggling or goggling up below LSALT, and what your rules were in regards to this. Any chance of filling us in?
We are intrested because we are increasingly finding circumstances where a change of status would be desireable, but it is not permitted in Australian rules. This contrasts with the Swiss who change status as required and have been doing so successfully for 25 years, including changing whilst in the hover.

Crab: have you measured your eye relief yet?

sunnywa: when increased your eye relief you mention that you noticed a smaller FOV. Do you mean smaller retinal image size of the NVG as opposed to changing eye relief also reducing the FOV of the NVG?
As I mentioned earlier, we do all our winching on white light, but goggled up. We use the white light references as our primary hover references because it is far more accurate than when using the aided references. Indeed, the closer you are to the references, the better.
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