Old 10-04-2014, 12:34 AM #1
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Default How to Specify Optical Coatings

For those that might be interested here's an upcoming free webinar by Edmund Optics
Quote:
This webinar will help users understand the latest technology in order to specify the right coating to optimize system performance while taking into consideration budget.
tradeoffs. Thursday, October 30th 2014 | 11:00am EST https://event.webcasts.com/starthere.jsp?ei=1044638


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Old 11-13-2014, 09:03 AM #2
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Default Re: How to Specify Optical Coatings

Thanks! giving this thread a bump.
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Attention new brothers of the collimated light!

Newbie advice: Please take the time to first make an introduction in the Welcome section before posting questions.


Divergence to spot size calc: - 1 mRad is about .057 degrees which expands to be very roughly ~10% the diameter of the moon or sun at their distances.

Divergence Calculator: pseudonomen137's JScript mRad Calculator - Measure your lasers beam dia. at 1 foot & then 20'.

Online calc. to determine spot intensity at different mRad's & powers: http://tinyurl.com/divergence-calculator

Laser Power Density Calculator: Laser Power Density Calculator - Ophir

Build a beam expander to reduce divergence: http://tinyurl.com/BeamExpander

University YAG Project The Professor's Homebuilt Lasers Site - YAG Lasers

YAG Power Calc. Laser Peak Power Calculator - Ophir

Angular Size Calculator; use with diode angle of radiation spec. for lens dia. at FL: Angular Size Calculator

RHD's Calc: http://lsrtools.1apps.com/RelativeBr...&useRaleigh=on

High Current Pulse Drivers: https://tinyurl.com/ya7whuk3
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