96%是在一个网站有各家10x42双望的各项光学测试比较表中看到的,有相对参考价值.
底下SE的数据不错.可惜没有完整的光谱图一见高低.
Link
http://www.birdforum.net/showthread.php?t=180743
CANON 10x42 L IS WP
470 nm: 80%, 670 nm: 85%, max: 87% but 85% between 490 nm and 670 nm.
NIKON 10x42 HG L DCF
470 nm: 83%, 670 nm: 86%, max: 91% @ 610 nm.
NIKON 10x42 SE CF
470 nm: 85%, 670 nm: 88%, max: 91% from 600 nm to 650 nm.
LEICA ULTRAVID 10x42 HD
470 nm: 82%, 670 nm: 83%, max: 90% @ 610 nm.
SWAROVSKI EL 10x42 WB (old model)
670 nm: 76% but in excess of 85% from 460 nm to 650 nm, max: 88%
ZEISS VICTORY 10x42 T* FL
470 nm: 85%, 670 nm: 76%, max : 94% @ 560 nm.
蔡司在波长560nm 绿黄色,白天人眼最敏锐的尖峰,有最高94%透过率表现,所以色彩浓郁,绿色抢眼是可预期的. |