Brightin Star 7.5mm f2.8 Fisheye Lens (Canon EF-M)

Brightin Star 7.5mm f2.8 Fisheye Lens (Canon EF-M)

🎯 Overview
Ultra-wide fisheye lens designed for APS-C mirrorless cameras
Specifically available in Canon EF-M mount
Ideal for:
Landscape photography
Astrophotography
Creative/experimental shots
Produces dramatic curved distortion typical of fisheye lenses

🔍 Optical Specifications
Focal Length: 7.5mm
35mm Equivalent: ~12mm
Maximum Aperture: f/2.8
Minimum Aperture: f/16
Angle of View: 190° (extremely wide)
Optical Design: 11 elements in 9 groups
Aperture Blades: 5-blade diaphragm

🌌 Image & Performance Features
Ultra-wide 190° field of view
Captures almost everything in front of the lens
Strong fisheye distortion
Curved lines for artistic effect
Good sharpness
Sharp in center, slightly softer edges (common for fisheye)
Bright f/2.8 aperture
Suitable for low-light & night sky shooting
Starburst effect
5-blade aperture creates 10-point star highlights

🎛️ Focus & Operation
Manual focus only
No autofocus support
Minimum focusing distance: 5.9 inches (15 cm)
Manual aperture ring
Often de-clicked for smooth adjustments (video-friendly)
Requires enabling:
“Release without lens” in camera settings

🧱 Build & Design
Compact and lightweight
Approx. 260g
Built-in lens hood
Reduces flare but cannot be removed
Rear filter system
Uses rear-mounted filters (not front filters)
Filter size: 27mm (rear thread)

🎥 Special Feature (Unique)
Includes ND1000 (10-stop) rear filter
Enables:
Long exposure photography
Smooth water effects
Motion blur (crowds, clouds)

📦 What’s in the Box
Brightin Star 7.5mm f/2.8 Lens (Canon EF-M)
ND1000 rear filter
Front lens cap
Rear lens cap
Manufacturer warranty

👍 Advantages
Very affordable fisheye lens
Extremely wide 190° perspective
Compact & portable
Good for creative photography & video
Comes with ND filter (rare in this price range in pakistan)

⚠️ Limitations
Manual focus only (no autofocus)
Noticeable edge softness & distortion
No image stabilization
Built-in hood may cause slight edge intrusion in some cases