1. This is actual price from the pricelist for our standard products.
2. Dot Vision directly serves and supports international customers.
3. You can get in touch with us simply by clicking "Inquiry now".
4. We use DHL/Fedex/TNT/UPS to make the delivery to international customers. You can receive the package within 4 working days.
|Dot Diameter (mm)||0.25||Dot Spacing (mm)||0.5|
|Dot Array||71 x 71||Pattern Size (mm)||35.25 x 35.25|
|Dimension / Geometry|
|Overall Dimension (mm)||50 x 50||Thickness (mm)||3.0|
|Dimension tolerance (mm)||¡À0.1||Thickness Tolerance (mm)||¡À0.1|
|Angle of the edges||¡À1¡ã|
|Dot Diameter Tolerance (mm)||¡À0.001||Dot Spacing Tolerance (mm)||¡À0.001 Center to Center|
Accuracy from Chart / Target edge to chrome feature / pattern (mm)
|¡À0.05||Overall Accuracy (mm)||¡À0.001|
¡ñ OD (Optical Density) >3;
¡ñ No pinhole bigger than 0.001mm;
Chrome pattern on stable float glass substrate--suitable for backlight illumination/ transmission illumination applications
|Surface Roughness||<0.025um||Surface Flatness||3-4um|
|Thermal Expansion Coeff (15 to 200)||£¼100X10-7 / ¡æ||Annealing Point||>530 ¡æ|
|Refractive Index||1.51680||Transmission (400~700nm)||>90%|
|Knoop Hardness||>500 kg/mm2||Shear Modulus||£¼3000 kg/mm2|
With guaranteed product quality, all calibration targets are tested using precision measurement instruments before packing and delivery to clients to ensure the accuracy.
We can provide a third party certificate of accury for the standard product if you require.
Dot Vision use direct write lithography technology to make chrome pattern / chrome mask layer above transparent soda lime glass (float glass) and opaque ceramic substrate to ensure high accuracy.
1. Minimum feature size: Down to 0.7 ¦Ìm
2. Address grid: Down to 12.5 nm
3. Exchangeable write modes
4. Real-time autofocus system
5. High power DPSS laser with 355 nm wavelength
6. Camera system for metrology and alignment
7. Closed-loop climate chamber
8. Edge detector system
Holes/ angles/ corners on the calibration target are available
Irregular shapes of calibration target are available
High Reflective Chrome (Silver):
Low Reflective Chrome (Dark Brown):
Blue Chrome (Blue):
A: USD$26 for standard product series.
A: Typically you can receive the product within 4 working days after order entry, no matter you are from Asia, America, or Europe.
A: Please get in contact with us from the yellow buttoms "Inquiry Now", "Ask Question", "Customization", or you can send us PDF purchase order/info via firstname.lastname@example.org.
A: We are always happy and patient to hear your own ideas about the design of a customised calibration target, MOQ is 1pcs.
A: Paypal, credit card, or bank transfer available.
A: This is actual price from the pricelist.
A: Dot Vision use DHL/Fedex/TNT/UPS to make the delivery to international customers from worldwide, no matter you are from Asia, America, or Europe.
A: Dot Vision directly serves and supports international customers from worldwide, Asia, America, Europe.
A: You can get in contact with us quickly from the yellow buttoms "Inquiry Now", "Ask Question", "Customization", you can also send us an e-mail via email@example.com, our engineer will get back to you immediately within 24 hours.