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497 Members
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Max Online: 191 @ 24/08/10 07:45 PM
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Username: targetshooting
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#595 - 12/07/09 11:07 AM
Range Lighting & Lux Reading
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Old Hand
  
Registered: 24/07/09
Posts: 967
Loc: Wanganui, New Zealand (Westmer...
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Thought I'd put this in here as there has been a little discussion in the Chat Box and may be useful as permanent record. From the TSNZ 2009 Rules: (Lighting is in section 3.10 at the bottom.)3.0 RANGE STANDARDS 3.1 Ranges must have a line of targets and a firing line parallel to the target line. The firing line shall be clearly marked with a line with a maximum width of 25mm. The firing points are located behind the firing line and must be numbered to correspond with the targets. 3.2 Ranges may be of either 18.288 meters (20 yards) or 22.860 meters (25 yards) +/-50mm (2 inches). The length of the range is to be determined by measurement of the shortest distance between the forward edge of the firing line and the face of the targets. 3.3 The firing point shall preferably be flat. If sloped, any slope shall be towards the rear and the grade not more than 87mm in each 2 meters. 3.4 The firing point may be equipped with permanent padding not exceeding 25mm thick uncompressed. 3.5 The range shall be constructed with suitable protection that, under all normal conditions, will prevent any projectile from exiting the range perimeter. 3.6 All ranges shall have provision for the firing of warming shots while the competitor is on the firing point and in accord with Rule 2.7. 3.7 All ranges, both permanent and temporary, must be inspected and certified, prior to use, by a Range Safety Inspector appointed by the TSNZ Executive. For permanent ranges re-inspection shall be required when substantial alterations or modifications are made to the range. For temporary ranges the Range Certificate shall specify the approved period of use. 3.8 It is the responsibility of the affiliated body concerned to make application to TSNZ for any required inspection. 3.9 Each range shall be equipped with a red safety light, controlled by the Range Officer, with which to indicate to competitors when firing is not permitted. Where this requirement is not practicable or warranted, the Range Safety Inspector may waive it. Note: Range Certificates, a list of Range Safety Inspectors and recommendations on range construction, target heights, lighting and ventilation are available from the TSNZ Administration Officer. 3.10 All ranges must have artificial illumination providing the necessary amount of light without glare or distracting shadows on the targets or firing points. The entire area must be evenly illuminated. Targets must be illuminated evenly with not less than 1000 lux. The background area, behind the targets must be a non-reflecting, medium, neutral colour. If fluorescent lights are used, multiple tubes working “out of phase” must be provided. Measuring of the target illumination (minimum of 1000 lux) must be done with the measuring device held at the level of the target and pointed towards the firing point. Measuring general range illumination must be done with the measuring device held at the firing point, midway between the firing point and the target line, with the device directed towards the ceiling illumination.
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#627 - 14/07/09 01:56 PM
Re: Range Lighting & Lux Reading
[Re: Tenpointnine]
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Newcomer
Registered: 06/07/09
Posts: 22
Loc: wellington
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At the Royal Tiger in Wgtn we have 500W Halogens between the mound and the targets. When we had a lighting expert check our range before we installed these he said "your're shooting in moonlight" Prior to this we had ordinary bulbs
As per ISSF the lighting was increased due to TV requirements and the Beijing finals hall is actually indoor so more artificial light had to be provided.
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