Search found 3 matches

by stargeezer
Fri May 05, 2017 9:07 am
Forum: D40/K40 small chinese CO2 laser machine
Topic: k40 nozzle change problem - need Help
Replies: 0
Views: 843

k40 nozzle change problem - need Help

After about three months away, I'm finally getting time to work on my k40. I have installed the 18mm forced air nozzle and new mirrors and this 18mm focus lens, High quality 18mm ZnSe Focus lens (F50.8mm) LSR-ZNSE1850HQ Now I have just finished aligning the mirrors, which was no problem, but for som...
by stargeezer
Sun Feb 05, 2017 6:44 am
Forum: D40/K40 small chinese CO2 laser machine
Topic: K40 Air Assist install questions - Lens direction
Replies: 4
Views: 1945

Re: K40 Air Assist install questions - Lens direction

Tech_Marco wrote:Concave facing down
Convex (curve up) facing up

Marco


Thanks Marco, you the Man! Now, on with the plan! ;) :D

Larry

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by stargeezer
Wed Feb 01, 2017 2:19 pm
Forum: D40/K40 small chinese CO2 laser machine
Topic: K40 Air Assist install questions - Lens direction
Replies: 4
Views: 1945

K40 Air Assist install questions - Lens direction

Hi Gang. A couple months ago I took delivery of a K40 and started learning what it will do and not do. I quickly decided it needed air assist and purchased the piece from LightObject.com. Then I discovered the need for a 18mm focus lens, which I received today. All good so far. What is not good is t...

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