GB/T 2831-1981
Replaced
T/ZZB 3569-2023
Active
Group standards
T/ZZB 3569-2023 Single-lens refracting telescope
T/ZZB 3569-2023 Single-lens refracting telescope
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 3569-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Astronomical instruments
ICS Name:
Optical equipment
Publish Date:
2023-12-01
Implement Date:
2023-12-15
Pages:
13 pages
Scope
Main technical content: This document specifies the terms and definitions of single-tube refractive astronomical telescopes, product structure and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, completeness, transportation, storage, and quality commitments. This document is applicable to single-tube refractive astronomical telescopes (hereinafter referred to as "astronomical telescopes") with an objective aperture of 150 mm or less, which are used for observation under natural light.
Development Information
Related Standards
GB/T 7661-1987
Replaced
GB/T 7661-1987 Bubble classes for optical elements
GB/T 15488-1995
Replaced
GB/T 15488-1995 Color filter glass
GB/T 15489.1-1995
Active
GB/T 15489.1-1995 Color filter glass test methods Spectral characteristic
GB/T 15489.2-1995
Active
GB/T 15489.2-1995 Color filter glass test methods Extent of bubble
GB/T 15489.3-1995
Active