Name：Optolong L-eXtreme F2 Quick Filter 2-inch Filter (L-eXtreme F2)
Specifications：
L-eXtreme F2 is a filter specifically developed for fast optical systems or fast focal ratio imaging systems. It performs well on RASA, HyperStar, and other fast focus telephoto lensesProduct features:
Paired with astronomical color/black and white CMOS astronomical cameras, CCD astronomical cameras, and DSLR digital SLR cameras, you can quickly obtain clear and delicate deep space images;
A filter designed specifically for fast systems; Recommend using fast optical systems with focal ratios ranging from f2 to f3.3, such as RASA, Hyperstar systems, etc;
Resistant to light damage, improves image contrast, and enriches the details of target celestial bodies: LeXtreme F2 can effectively filter out filter pollution, unaffected by light damage and background sky light. It can filter out background light and noise outside the target celestial body, quickly obtaining better details and contrast in a fast system.
Paper box: Silver card paper box
Plastic box material: PP material
Plastic box lining: Imported high-pressure white EVA material
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