Which size fits my lens?
Use the Ø marking on the front rim or lens cap, not the focal length. Confirm any adapter before ordering. Send Leo the exact lens model if you are unsure.

XT888 Bottom 1/4 Black Mist Filter · Actual product and published sample.
XT888 BOTTOM / 1/4 BLACK MIST
<p>The XT Filters XT888 135 Bottom is a 1/4-strength black mist filter designed for focal lengths under 135mm. It softens digital harshness, lowers contrast slightly, and rolls off highlights into a gentle glow — enough to feel cinematic without looking filtered. Suited to portraits and everyday shooting.</p><p>Transmission runs 89–92.5% with average reflectance around 0.3%, via a double-sided 28–36-layer multi-coating. Alongside standard sizes from 43mm to 105mm, dedicated Leica and Fujifilm versions cover 39–46mm rangefinder threads, and a 49mm version fits the Leica Q3 43.</p>
From $89.99
Final price depends on the selected thread size.
Filter diameter (Ø)
Match the Ø mark on your lens. Available sizes come from this product.
Payment options at checkout
Match the Ø mark on your lens. Not sure? Ask Leo: info@xtfilters.com
Ships from China. In-stock orders typically dispatch in 1–3 business days.
1-year warranty. 30-day return requests; unused, uninstalled filters and approval required.
A 1/4 Black Mist filter for portraits, street and video.
XT Filters · Published field sample

Bottom 1/4 is tuned for standard and wide focal lengths under roughly 135mm.
Want heavier night bloom?
Leo’s guide separates everyday Bottom 1/4 from stronger mist options. Choose for the light you shoot.
“Buy the strength for the light you actually shoot.”
Leo Liang, XT Filters Source: “Which Black Mist Strength Should You Actually Leave On?”
Effect sample from the XT Filters homepage. Not a controlled before/after comparison.
Questions about your lens? info@xtfilters.com
Use the Ø marking on the front rim or lens cap, not the focal length. Confirm any adapter before ordering. Send Leo the exact lens model if you are unsure.
Not for every scene. Leo recommends removing it when fog already softens the image or when fine detail is the priority. Pick the strength for your light.
In-stock orders typically dispatch from China in 1–3 business days. Import fees may apply. Standard returns require unused, uninstalled filters and approval; change-of-mind return shipping is paid by the customer.
The XT Newsletter
Not sure which filter fits? Join XT Field Notes and reply with your lens model. Leo reads every reply.
Unsubscribe any time. We respect your inbox.
Customer reviews
Your lens. Your thread size. Your experience.
All reviews
Most recentCustomer feedback, ratings and photos will appear here after the first review is approved.
XT888 BOTTOM 1/4 · PRODUCT REVIEWS