This customizable design generates custom Bahtinov masks, which are used to aid focusing telescopes during astrophotography. They are named after Paul. Bahtinov mask generator 3D models available on Trying to go to David (Farmer Dave)’s famous mask generator at is currently resulting in a DNS error. I’ve tried contacting David.

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Register a new account. The cap masl a bit of a loose fit but but the mask worked as it should. Bahtinov mask is highly superior to the Hartmann focusing mask, its predecessor, however it is more complicated to make. Basic parameters Enter these three values, press Generate!

This mask is made by printing on photo paper, laminating and then cutting the slots out.

astrojargon – Bahtinov Focusing Mask Generator: Overview

I used the templates here: In reality, all three spikes move, but the central spike moves in the opposite direction to the two spikes forming the “X”. We’re sure brentb would love a Tip, but unfortunately they have not setup their accounts to receive them yet. Generally speaking, an 8″ scope is the practical upper bound for masks. A complete Bahtinov mask. Bahtinov mask produces 3 diffraction spikes: Central obstruction diameter mm Central obstruction diameter must be a non-negative number.


Home Made Bahtinov Focusing Mask & Templates

I did it by placing a metal ruler over generatog slot, and slicing several times over each edge, without applying too much pressure. Posted December 17, Next step was to measure the telescope outter diameter, and to draw a circle on plastic. I could but it’ll take me a while for various logistical reasons.

Simulation of the Bahtinov mask diffraction pattern, using “Maskulator”. All credit for the mask goes to Pavel Bahtinov gwnerator creating the design, and to Dennis Sakva for championing it on Cloudy Nights.

The “standard” is This value is similar to that of FWHM but is generatro to be more reliable especially in conditions of poor seeing. By using this site, you agree to our Terms of Use. This generator makes generating masks significantly easier – simply enter some parameter values specific to your telescope on the next page, press the Generate!

If you print this Thing and display it in public proudly give attribution by printing and displaying this tag. First step was to print the mask – you can use the provided templatesor use the original bahtinov mask generatorand then print it any modern browser can open the generated. Small deviations from optimal focus are easily visible. The mask must be removed after accurate focus is achieved.


Bahtinov Mask Generator

Bahtinov factor Bahtinov factor must be a positive integer. The width of the structural bars – the vertical bar and the horizontal bar separating the upper and lower quadrants. Mxsk degrees Angle must be a non-negative number between 0 and Sripe count must be a positive integer. Show Some Love – Tip brentb.

Thing Statistics Views. Focal length mm Focal length must be a positive number. I used a masking tape, making sure it’s smooth and held firmly in place.

The one I tried was for my SkyMax Mak. Some people believe that the bantinov of the left-hand side should be a bar blockedand not a slot open. Bahtinov Focusing Mask Generator Overview A Bahtinov mask is a focusing aid for astronomy in general, and astrophotography in particular.

Structural bar thickness mm Structural bar thickness must be a positive number The width of the structural bars – the vertical bar and the horizontal bar separating the upper and lower quadrants. You need to be a member in order to leave a comment. Sign up for a new account in our community.

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