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Thanks guys I really appreciate it.

-Jim

Can Kirks set-up to run photo lenses through a two hour tempering process utilizing crown salts maintained at 842°F + 18°F, also be used in processing clear lenses at longer cycles times i.e. 12hrs....

The hardening unit is on 24/7, its set to 450°C for crown and 400°C for photo; we run one batch of each (approximately twenty lenses per a side) over night for sixteen hours. Handling could be a big...

The hardening unit is on 24/7, its set to 450°Cfor crown and 400°C for photo; we run one batch of each (approximately twentylenses per a side) over night for sixteen hours. Handling could be a big...

Thanks for checking, my cheat sheets are not very detailed;could you recommend a good one?

Thanks for the insight.

-Jim

Does anyone know if software exist which would calculate the length of time a glass lens should be in an air hardening unit based its particular thickness and material composition (crown, photo or...

Thank you,

Have you ever heard of issues with the basket’s springs causing scratches?

-Jim

I am looking for input on how to trouble shoot issues such as scratches, hairline cracks and pitting, which manifest during glass lens chemical hardening.

Thanks,

-Jim

Is anyone familiar how to verify proper operation of a DAS-1 hydrophobic coater (specific operating specs, vac pressure, chamber temp, evap temp, pump down time, run time etc.)? Also, what is a good...