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Prices are current as of Monday, 28/09/2020.
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A Ronchi ruling or Ronchi grating, named after the Italian physicist Vasco Ronchi, is a constant-interval bar and space square wave optical target that has a high edge definition and contrast ratio. Ronchi rulings are commonly manufactured through photolithographic deposition of chrome on glass or optical substrates. Ronchi rulings are used for optical testing purposes, e.g., the Ronchi test and as scales for a linear encoder.
Chrome deposited on B270 Glass 50mm x 50mm - 1.5mm thick Ruled over full area Line width / Space width = 0.250mm +/- 0.003mm. Overall error over 50mm = 0.010mm Glass size 50mm x 1.5mm all +/- 0.2mm.
Orders with items in stock are packed within 24 hours. We ship with our best choice of courier, depending on goods ordered and shipping address provided.
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Location |
Standard delivery |
Express delivery |
|
Townsville/Local |
Next day |
N/A |
|
Queensland |
2-3 business days |
N/A |
|
NSW |
4-10 business days |
2-3 business days |
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SA/Tas/Vic/WA |
6-14 business days |
2-3 business days |
|
Overseas |
N/A |
5-14 business days |
*Note: Delivery times are as provided by our carriers and are estimates only. Delays may occur during peak periods, and due to factors outside the carriers' control.
Standard shipping is $15 in Australia (free on orders over $200). Add $5 to ship Express (under 2kg only)
Order online and collect from our warehouse in Townsville.
|
Location |
Freight Charge |
Ready for collection |
|
11 Carlton Street, Kirwan |
$0 |
Once invoice has been emailed |
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