Christopher Frost

Tamron 50-400mm f/4.5-6.3 Di III VC VXD lens review

Canon 17-40mm f/4 USM 'L' lens review with samples (full frame and APS-C)

Canon RF 100-500mm f/4.5-7.1 'L' IS USM lens review with samples

Sony FE 85mm f1.4 GM Mark II lens review

Viltrox AF 33mm f/1.4 lens review with samples

Viltrox AF 40mm f/2.5 on Sony FE lens review

Viltrox AF 24mm f/1.8 Z lens review (Nikon Z version)

Viltrox AF 16mm f/1.8 lens review

The brightest DSLR lens ever: Mitakon 50mm f/0.95 (for Canon EF) lens review

Nikon Z 28-75mm f/2.8 lens review with samples

Nikon Z8 camera review

Canon's greatest secret: experimental 400mm f/2 lens

A cheap 14mm f/2.8 lens that's SHARP?

Sigma 24-35mm f/2 'Art' lens review with samples (Full-frame & APS-C)

Viltrox AF 27mm f/1.2 (APS-C (DX) Nikon Z-mount version)

Macro Lens Group Test: Canon, Nikon, Sony, Laowa, Sigma, Tamron all compared!

Fuji X-H2 camera review

23 of the best LOW-BUDGET lenses for Fuji X cameras

Sigma 18-300mm f3.5-6.3 DC OS Macro 'C' lens review, with samples

Queen of the portrait lenses: Sigma 105mm f/1.4

14mm battle: Sigma f/1.4 'Art' vs Sony f/1.8 'G Master'

Yongnuo 33mm f/1.4 DA DSM WL Pro (APS-C) lens review

Canon EF-S 17-55mm f2.8 IS Lens Review

The rarest Canon lens cup

Sigma 120-300mm f/2.8 OS HSM 'S' lens review with samples (Full-frame and APS-C)

The neatest little ultra-wide angle lens...

TTArtisan 100mm f/2.8 2x Macro Tilt Shift lens review

Using the Zhiyun Crane M: motorised gimbal for smaller and mirrorless cameras

29 of the best LOW-BUDGET lenses for Sony E-mount APS-C cameras

Fuji XF 56mm f/1.2 R lens review with sample images

Viltrox AF 56mm f/1.7 on Sony E lens review

The $30 eBay camera of your nightmares

Canon RF 70-200mm f/2.8 'L' IS USM lens review with samples

1200mm...for $20,000?

Samyang AF 35mm f/2.8 FE lens review with samples

Sony 50mm f/1.8 OSS lens review with sample pictures

f/1.1 AND image quality? It's back: Kamlan 50mm f/1.1 Mark 2 lens review and comparison

The fastest autofocus system I've tested so far...

Canon EF 70-200mm f/4 L USM Lens Review (with samples)

Canon 70-300mm f/4-5.6 IS USM 'L' lens review with samples (Full-frame and APS-C)

Samyang AF 24mm f/2.8 FE lens review with samples (Full-frame & APS-C)

Tamron 20-40mm f/2.8 Di III VXD lens review

Canon EF 35mm f/2 lens review with samples (Full-frame and APS-C)

Canon EF 35mm f/2 IS USM lens review with samples (full frame and APS-C)

Sigma 18-50mm f/2.8 DC DN lens review with samples

Sigma 30mm f1.4 Lens Review (with samples)

Ridiculously dark 24-Stop (!) ND filter

Canon 24-105mm f/4 'L', vs 18-150mm kit lens, on the R7?

Sony 35mm f/1.8 OSS lens review with samples

Nikon Z DX 12-28mm f/3.5-5.6 PZ VR lens review

Samyang 35mm AF f/2.8 FE: Full-frame test results (Sony A7R II)