# item.guide
Side-by-Side Comparison Filter Threads

52 mm Lens Filter Thread (M52 × 0.75) vs. 95 mm Lens Filter Thread

Comparing 2 standards across 7 specifications. 7 key differences identified.

Comparing:
52 mm Lens Filter Thread (M52 × 0.75)
95 mm Lens Filter Thread

The 52 mm Filter Thread (M52 × 0.75 mm metric pitch) is the legendary standard for 50mm f/1.8 'Nifty Fifty' prime lenses and virtually all vintage manual-focus Nikon NIKKOR AI and AI-S primes from the 1960s through 1990s.

View full 52 mm Lens Filter Thread (M52 × 0.75) spec sheet →

The 95 mm Filter Thread (M95 × 1.0 mm coarse metric pitch) is the heavy super-telephoto zoom lens standard for wildlife and sports photography (Sony FE 200-600mm f/5.6-6.3 G, Sigma 150-600mm f/5-6.3 Sports, Nikon Z 180-600mm f/5.6-6.3 VR) and professional cinema cine zooms.

View full 95 mm Lens Filter Thread spec sheet →

Specification Comparison Table

7 Parameters
Parameter / Spec
Thread Diameter
52.0 mm (nominal ø52) 95.0 mm (nominal ø95)
Metric Thread Pitch
0.75 mm (M52 × 0.75) 1.00 mm (M95 × 1.0 — coarser pitch than 0.75mm on smaller filters)
Nikon AI-S Legacy
Nikon standardized 52mm across 24mm f/2.8, 28mm f/2.8, 35mm f/2, 50mm f/1.4, 50mm f/1.8, 105mm f/2.5, 135mm f/3.5
Modern Glass
Canon EF 50mm f/1.8 STM, Nikon Z 28mm f/2.8, Nikon Z 40mm f/2, Fujifilm XF 35mm f/1.4 R, Panasonic 25mm f/1.7
Thread Direction
Standard right-hand
Why M95 Uses 1.0 mm Pitch
At 95mm diameter, a fine 0.75mm thread easily cross-threads under the heavy weight of large glass elements; 1.0mm pitch provides rugged cross-thread resistance
Target Lenses
Sony FE 200-600mm f/5.6-6.3 G OSS, Nikon Z 180-600mm f/5.6-6.3 VR, Sigma 150-600mm f/5-6.3 DG DN OS Sports, Canon RF 200-800mm f/6.3-9 IS, Sony FE PZ 28-135mm f/4 G Cine