ObsoleteGo to latest versionJJG 249-2023

JJG 249-1981Verification Regulation of Laser Power Meter in Low Range (English PDF)

激光小功率计试行检定规程

JJG 249 | Evolution and historical versions

Std ID	Title	Status
JJG 249-2023	0.1 mW~200 W Laser Power Meters	Valid
JJG 249-2004	Verification Regulation of 0.1mW~200W laser power meters	Obsolete
JJG 249-1981	Verification Regulation of Laser Power Meter in Low Range	Obsolete

JJG 249-1981 is obsolete. It has been replaced by JJG 249-2004. This page sells the obsolete edition, for projects and contracts that still cite it.

This is a limited preview

Buy now to download the full PDF

Need quotation for your management?

Get a formal quotation for JJG 249-1981 in 30 minutes.

Level / Type

National · Mandatory

Scope

JJG 249-1981 is the English-translated version of 激光小功率计试行检定规程.

JJG 249-1981 is the Chinese metrological standard "Verification Regulation of Laser Power Meter in Low Range". It is obsolete: it has been replaced by JJG 249-2004.

Found what you need?

Document preview — JJG 249-1981

Document data

1 Document data

Sector: Metrological Verification (metrological standard).

Status: obsolete, replaced by JJG 249-2004.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

How to Download JJG 249-1981

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.