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Hi,

the output of a laser tube a few months old with not much use has gone significantly weaker !

I discovered somehow the head had separated from the tube, see image

glued it back yet no...

does anyone know if a fridge compressor is suitable as an air assist?,
is the flow strong enough?,

thanks in advance,

all I can say is if anyone is considering using bamboo plywood make sure to use 3 ply or more,
after many attempts cutting on two separate sheets of 5 mm single ply the charring kept happening,
it...

thanks for the input on your experience with the air assist nozzle ozstockman,
all I can say is that after making an outside air assist which has been blowing 50 psi the same problem has been...

there was more to the problem;

warning for anyone who also has this nozzle;

196364

196366

it is not suitable for thick pieces,-as it is blowing air directly down the cut, fanning the heat...

Yes Walt is right,
it turned out to be simply that the bamboo was too far from the laser,
Graham,

Dave,

thanks for your reply, it's good to know what was happening,

Graham,

Hi,

I am new to using bamboo plywood-- see attached images,;)

195880

195882

does anyone with knowledge about bamboo plywood know what the cause may be?,and how to prevent it?,

Sorry,
the board is not available,
a DSP Controller can be purchased from Lightobject;
2012 Commercial DSP CO2 Laser Engraving/ Cutter Controller. Support CorelDraw & AutoCad

Hi Robin,
to be honest i was going to bring it to an electronics recycling facility,
so you can have it for just shipping cost; €4,
and i would post it in a strong small box in bubble wrap €1,
...

I dont know anything about the thunderlaser controller,
i have ordered this controller;

2012 Commercial DSP CO2 Laser Engraving/ Cutter Controller. Support CorelDraw & AutoCad

LightObject...

I'm upgrading to a DSP set up and selling Moshiboard MS10105 V4.1,
it is not working properly,
but i thought someone might be interested in it for parts,or can repair,

also selling working Laser...

Tnx Epilotdk,
i think i will have to take yours and Herby08's
advice and upgrade to a DSP controller,
i guess as they are affordable and if your buying one as i did to make some income but not...

To anyone considering buying this Chinese Laser Engraver;

USB CO2 LASER ENGRAVING CUTTING MACHINE ENGRAVER/NEW f3 | eBay

i bought one from the seller on the above page 'world-etrade'

i have...

Thanks Walt,
i found another post where you helped out Sadnambo with a similiar problem from same board,
for reference if anyone is having similiar issues,
...

Anyone with a spare of this controlboard to sell?,

tnx Milt,

Hi,
has anyone discovered what 40 pin Processor is used on Chinese Laser Engraver
with MS10105 V4.1 Controlboard?,
there is a problem with the controlboard causing untasked lasering across ...

thanks GWEIKE-LASER,

i found this great calculator for laser optics;

Laser Optics Calculators

thanks Dave,

Hi,

im working with 1.5mm plywood and using a 50.8mm lens for cutting.

just wondering if anyone has experience cutting with a F.L
of 25.4mm and if it would be a better suited lens for cutting...

HI,

I am looking for ideas on how to reduce burn marks on birch plywood,
during cutting a flame appears which is pulled by the air extractor leaving
burn marks on the wood.
Lowering the...

which brand of laser engraver are you using?,
im not sure its possible to replace the lens in this engraver,theres no clamp,screw,etc.,might just be possible with certain makes,
how do you raise...

cheers,i see 48m is ideal,the beam is hitting the mirrors centre,and cleaned the mirrors and lens,
so after 2 passes its possible to get a cut of 1.5mm,problem is the 2nd pass
deviates...

seeing as you offered mondo50m,i can get the laser to engrave,
but the reason i got it was for cutting 1.5mm plywood,
for cutting i have tried increasing the current but still isnt strong enough,
...

the mirrors were not aligned correctly,
have to use adhesive tape starting from the mirror next to the laser,
and adjust accordingly,

Hello,
i have a Chinese laser Shenhui laser SH-40K,
it switches on,and talks with Moshidraw,
the engraving head moves and acts like it was engraving,
except there is no laser,i have increased the...

ok thanks mondo50m,
seller said he would send it,
as its probably coming from China,
thought i would ask here,

Hi,
does anyone have the drivers for moshidraw,
the usb key was not included in the shipment,
and so program will not run,
thanks Graham,