Author Topic: When people ask about the typing height of a keyboard where do you messure from?  (Read 1871 times)

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Offline Blitzschnitzel

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Since keycaps are also different hetghts and at an angle, what is the standard fix point here?
« Last Edit: Sun, 05 September 2021, 12:15:49 by Blitzschnitzel »

Offline Blitzschnitzel

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Still interested in the answer. ;)

Offline _rubik

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  • Typing on: Brutal60, Lavenders Linears, GMK Jamon
I've always thought the most important measurements are 1) typing angle 2) height of the front bezel (desk to "lip) 3) board depth

From that we can figure out 1) the back height 2) typing height (cap + bezel height)

I suppose you could also figure out home row height if you make the assumption that 0.5 * depth == home row
ai03 Meridian ¤ Mech 27 ¤ E8.5 ¤ Brutal60 ¤ SSK White Label ¤ HHKB Pro JP ¤ vAEK68 Alps Blues ¤ RF87u

Offline Leslieann

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Front height is from desk to top of keycap, this and angle are for ergonomic reasons, not aesthetics.

ISO standard are:
0-15 degrees tilt, preferably 5-12
Keyboard height from desk to top of keycap, MIDDLE ROW should not be more than 30mm.
I believe Japan states the front caps need to be 30mm from desk to top of cap.

This actually means many, if not most high end keyboards are at the limits or out of spec while taller boards like the Keychron K2 (and those like it) way out of spec.
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Offline _rubik

  • * Esteemed Elder
  • Posts: 1138
  • Location: 192.168.x.x
  • Typing on: Brutal60, Lavenders Linears, GMK Jamon
Front height is from desk to top of keycap, this and angle are for ergonomic reasons, not aesthetics.

ISO standard are:
0-15 degrees tilt, preferably 5-12
Keyboard height from desk to top of keycap, MIDDLE ROW should not be more than 30mm.
I believe Japan states the front caps need to be 30mm from desk to top of cap.

This actually means many, if not most high end keyboards are at the limits or out of spec while taller boards like the Keychron K2 (and those like it) way out of spec.

Isn't that measurement variable depending on the caps you choose? Sure, if you're manufacturing a keyboard that's sold as a complete unit, adhering to standards is useful. But the difference between, say, SA and LP could be statistically significant.

I guess it also matters from which perspective Blitz is asking the question: a keyboard designer or a consumer sharing the specs of their latest build
« Last Edit: Tue, 21 September 2021, 21:46:59 by _rubik »
ai03 Meridian ¤ Mech 27 ¤ E8.5 ¤ Brutal60 ¤ SSK White Label ¤ HHKB Pro JP ¤ vAEK68 Alps Blues ¤ RF87u

Offline Leslieann

  • * Elevated Elder
  • Posts: 4519
Front height is from desk to top of keycap, this and angle are for ergonomic reasons, not aesthetics.

ISO standard are:
0-15 degrees tilt, preferably 5-12
Keyboard height from desk to top of keycap, MIDDLE ROW should not be more than 30mm.
I believe Japan states the front caps need to be 30mm from desk to top of cap.

This actually means many, if not most high end keyboards are at the limits or out of spec while taller boards like the Keychron K2 (and those like it) way out of spec.

Isn't that measurement variable depending on the caps you choose?
Yes, but what alternative is there?
On some boards there is no plate, other boards the switch height itself is different.  Where you going to measure a Topre with or without MX caps from? Buckling Spring? How would that translate across to an MX with no switches at all?

Nothing is equal across boards, and more importantly, total height is ultimately what you need anyhow. You may be trying to arrive at it in a different way, but ultimately that's the goal.
Novelkeys NK65AE w/62g Zilents/39g springs
More
62g Zilents/lubed/Novelkeys 39g springs, HK Gaming Thick PBT caps, Netdot Gen10 magnetic cable, pic
| Filco MJ2 L.E. Vortex Case, Jailhouse Blues, heavily customized
More
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| GMMK TKL
More
w/ Kailh Purple Pros/lubed/Novelkeys 39g springs, HK Gaming Thick PBT caps, Netdot Gen10 Magnetic cable
| PF65 3d printed 65% w/LCD and hot swap
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Box Jades, Interchangeable trim, mini lcd, QMK, underglow, HK Gaming Thick PBT caps, O-rings, Netdot Gen10 magnetic cable, in progress link
| Magicforce 68
More
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| YMDK75 Jail Housed Gateron Blues
More
J-spacers, YMDK Thick PBT, O-rings, SIP sockets
| KBT Race S L.E.
More
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| Das Pro
More
Costar model with browns
| GH60
More
Cherry Blacks, custom 3d printed case
| Logitech Illumininated | IBM Model M (x2)
Definitive Omron Guide. | 3d printed Keyboard FAQ/Discussion

Offline Blitzschnitzel

  • Thread Starter
  • Posts: 103
Thanks, you helped me a lot. There should be a standard. Like, top of a Cherry key cap on the home row.