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QHY
Antlia SII 3nm 2英寸滤镜
$679.00
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
Antlia SII 3nm Pro 窄带滤光片将 FWHM(半峰全宽)优化至 3nm 带通。随着带宽变窄,3nm Pro 窄带滤光片通过降低不需要的背景信号来增强发射目标的对比度。Antlia SII 3nm Pro 滤光片旨在在 671.6nm 线上提供 88% 的透射率,为您提供最大信号和清晰的星云结构。
传统的较宽窄带滤光片由于强烈的中心波长 (CWL) 偏移而导致传输严重损失。我们保证在中心带宽 1nm 范围内 T>88%,这意味着 3nm Pro 窄带滤光片可以保证高透射率,适用于长焦比和快速光学系统。蓝移数据显示,Antlia SII 3nm Pro 滤光片几乎可以与所有速度高达 f/3 的系统一起使用,发射信号损失最小,并满足 Hyperstar 和 RASA 等快速光学器件的要求。
带外阻断规格为 OD5(0.001%),可提供出色的 SNR(信噪比)和有效截止率,以最大限度地减少来自其他波长的干扰。改进的锐利截止天文摄影 3nm Pro 滤镜旨在最大限度地减少明亮恒星周围的光晕。
用途与性能: 
高透射率和最小带宽可最大程度地提高对比度
陡峭的光谱轮廓最大程度地减少了明亮恒星周围的光晕
单一基板可消除内部反射
窄带物体:SII 发射星云、行星、沃尔夫-拉叶星云和超新星遗迹
在光污染区域和黑暗场所使用
月亮升起时延长成像时间
所有 Antlia 窄带 Pro 滤镜均可在 F/3 下使用,但信号会略有损失
所有 Antlia 窄带滤光片的边缘均经过涂黑处理,以消除杂散光的内部反射
卓越的光学可靠性减少了后期图像处理
该滤镜不适用于不包含 SII 发射的深空物体。
技术规格:
基础基板:肖特光学基板
滤光片厚度: 2mm+/-0.05mm(2''安装)
FWHM(半峰全宽): 3nm
CWL(中心波长) :671.6nm
峰值透过率: >88%
阻断: > 5 OD(0.001% 带外阻断)@ 300-1000nm
表面质量: S/D(划痕/凹陷)= 60/40(参考 MIL-O-13830)
透射波前: Lambda/4 或更好。
平行度:小于 30 角秒
单面/无胶基材
保修:3 年防脱层
SKU: ANTLIASii3nm2
Choose your Location
-
Bintel Glebe
Usually ready for pickup in 24 hours
Bintel 84 Wentworth park road, Glebe, 2073, NSW
Phone:(02) 9518 7255
Hours:
Monday9:30 am–5:30 pm
Tuesday9:30 am–5:30 pm
Wednesday9:30 am–5:30 pm
Thursday9:30 am–5:30 pm
Friday9:30 am–5:30 pm
Saturday9:30 am–4 pm
SundayClosed
$679.00
$679.00
$679.00
Same day shipping
If you order before 2pm we will ship your items same day.
Expert aftersales support
We fully support our products!
Minimum 2-Year Warranty.
+ extended manufacturer warranties
Aussie Owned & Stocked
Our store is Australian owned and stocked.
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Antlia SII 3nm Pro 窄带滤光片将 FWHM(半峰全宽)优化至 3nm 带通。随着带宽变窄,3nm Pro 窄带滤光片通过降低不需要的背景信号来增强发射目标的对比度。Antlia SII 3nm Pro 滤光片旨在在 671.6nm 线上提供 88% 的透射率,为您提供最大信号和清晰的星云结构。
传统的较宽窄带滤光片由于强烈的中心波长 (CWL) 偏移而导致传输严重损失。我们保证在中心带宽 1nm 范围内 T>88%,这意味着 3nm Pro 窄带滤光片可以保证高透射率,适用于长焦比和快速光学系统。蓝移数据显示,Antlia SII 3nm Pro 滤光片几乎可以与所有速度高达 f/3 的系统一起使用,发射信号损失最小,并满足 Hyperstar 和 RASA 等快速光学器件的要求。
带外阻断规格为 OD5(0.001%),可提供出色的 SNR(信噪比)和有效截止率,以最大限度地减少来自其他波长的干扰。改进的锐利截止天文摄影 3nm Pro 滤镜旨在最大限度地减少明亮恒星周围的光晕。
用途与性能: 
高透射率和最小带宽可最大程度地提高对比度
陡峭的光谱轮廓最大程度地减少了明亮恒星周围的光晕
单一基板可消除内部反射
窄带物体:SII 发射星云、行星、沃尔夫-拉叶星云和超新星遗迹
在光污染区域和黑暗场所使用
月亮升起时延长成像时间
所有 Antlia 窄带 Pro 滤镜均可在 F/3 下使用,但信号会略有损失
所有 Antlia 窄带滤光片的边缘均经过涂黑处理,以消除杂散光的内部反射
卓越的光学可靠性减少了后期图像处理
该滤镜不适用于不包含 SII 发射的深空物体。
技术规格:
基础基板:肖特光学基板
滤光片厚度: 2mm+/-0.05mm(2''安装)
FWHM(半峰全宽): 3nm
CWL(中心波长) :671.6nm
峰值透过率: >88%
阻断: > 5 OD(0.001% 带外阻断)@ 300-1000nm
表面质量: S/D(划痕/凹陷)= 60/40(参考 MIL-O-13830)
透射波前: Lambda/4 或更好。
平行度:小于 30 角秒
单面/无胶基材
保修:3 年防脱层
SKU: ANTLIASii3nm2
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