Flatness (mm):

≤0.00254

Type:

Negative Target

Options: Displays New, Clearance, or RCD options

Standard Resolution

Dimensions (inches):

2 x 2

Thickness (mm):

1.50

Edges:

Beveled

Coating:

Vacuum-Deposited Durable Chromium

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

Float Glass

Optical Density OD (Average):

≥3.0

Resolution:

Minimum: Group 0, Element 1
Maximum: Group 7, Element 6

Surface Quality:

20-10

RoHS 2015:

Compliant

Certificate of Conformance:

View

Reach 240:

Compliant

USAF 1951解析度測試板有正極(透明背景上的鍍鉻圖案)和負極(鍍鉻背景上的透明圖案)兩種形式。我們建議使用陽性圖像模式對顯微鏡和放大鏡進行成像效果測試。負模式適用於準直儀和其他照明測試設備。USAF 1951解析度測試板為盒裝，包括解析度值的比較表。測試板符合MIL-S-150A標準。

技術資訊

Condition	Positive Test Target	Negative Test Target
Lighting Condition	Front-lit or general lighting	Back-lit or highly illuminated
Appearance of Bars	Dark bars on a bright background	Bright bars on a dark background
Application	General optical testing	High-contrast or back-lit testing
Substrate	Clear substrate with chrome patterns	Chrome-covered substrate with clear patterns
Example Use Case	Microscope calibration	Projection systems, back-lit displays

2" x 2" Negative, USAF 1951 Resolution Target