photonius

photonius

Lives in United States United States
Joined on Jan 5, 2008

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Subject Forum Last post
Canon FD 200mm 2.8 not focusing to infinity. Help please. Canon SLR Lens Talk 5 days ago
Hey, Canon guys! Tammy 150-600. Canon SLR Lens Talk 5 days ago
Difference between Canon EF-S 55-250mm f/4-5.6 IS and IS II Canon SLR Lens Talk 1 month ago
400D need lens walk-around Canon Rebel (EOS 1200D-300D) Talk 1 month ago
2-Lens solution for travel with Crop Sensor Canon SLR Lens Talk 1 month ago
Vintage Vivitar 285 Flash with canon T3i Help Canon Rebel (EOS 1200D-300D) Talk 1 month ago
a new review of Canon 10-18 STM up Canon SLR Lens Talk 1 month ago
Protection filter for 70-300 "L" lens Canon SLR Lens Talk 1 month ago
Understanding DOF & Focus Canon SLR Lens Talk 1 month ago
Panoramic Settings on T5i? Canon Rebel (EOS 1200D-300D) Talk 1 month ago
Anyone using Tamron 150-600 w/SL1 Canon Rebel (EOS 1200D-300D) Talk 1 month ago
Pink artifacts in pictures? Canon Rebel (EOS 1200D-300D) Talk 2 months ago
What should be the Zoom Level while taking a portrait with background defocus Canon Rebel (EOS 1200D-300D) Talk 2 months ago
Any difference in 55-250 IS & 55-250 IS STM other than STM?? Canon SLR Lens Talk 2 months ago
loose fit between 2X-III and 300mm f/2.8 II Canon SLR Lens Talk 2 months ago
Your take on Sigma 17-70mm lens? Canon SLR Lens Talk 2 months ago
100-400mm OR 150-600mm ? Canon SLR Lens Talk 2 months ago
Would you invest in EF-S? Canon SLR Lens Talk 2 months ago
Need walk-around zoom lens advice Canon SLR Lens Talk 3 months ago
EF-M mount for SL1 ? Canon SLR Lens Talk 3 months ago
Which additional lens/es?? Canon SLR Lens Talk 3 months ago
best Macro lens setup for Jewelry Canon SLR Lens Talk 3 months ago
24-105, dust in lens shows up in pictures even at wide apertures Canon SLR Lens Talk 3 months ago
Are Canon filters any good? Canon SLR Lens Talk 3 months ago
Canon EF 70-300mm f/4-5.6 is usm vs Canon EF-S 55-250mm f/4-5.6 is Canon SLR Lens Talk 3 months ago
Experienced Tamron 200-500mm lens users, please. Canon SLR Lens Talk 3 months ago
which tele to get? Canon SLR Lens Talk 3 months ago
Canon EF-S 10-22mm f/3.5-4.5 or EF 17-40mm f/4L ?? Canon SLR Lens Talk 3 months ago
Starting Over - Lenses Canon SLR Lens Talk 3 months ago
EF 85/1.8 side by side with New FD 85/1.8? Canon SLR Lens Talk 3 months ago
UV Filter Choices Overwhelming - How to Choose? Canon SLR Lens Talk 3 months ago
An open letter to Canon Canon Rebel (EOS 1200D-300D) Talk 3 months ago
Which lenses are particularly suitable for Infrared photography (IR) Canon SLR Lens Talk 4 months ago
Is there something wrong with my T3i? (Dead/hot pixels, excess noise?) Canon Rebel (EOS 1200D-300D) Talk 4 months ago
How to deal with the light Canon Rebel (EOS 1200D-300D) Talk 4 months ago
Zeiss polariser Canon SLR Lens Talk 4 months ago
Did anyone read the Nikon D3300 review....24mp is shockingly good Canon Rebel (EOS 1200D-300D) Talk 4 months ago
T3i - not really that much better than original Rebel (300D)? Canon Rebel (EOS 1200D-300D) Talk 4 months ago
Is the Hoya pro 1 D polariser filter good? Canon SLR Lens Talk 4 months ago
Which macro lens for 650D Canon Rebel (EOS 1200D-300D) Talk 4 months ago
teleconverter. canon vs third party Canon SLR Lens Talk 4 months ago
50mm f1.2 vignetting - blimey! Canon SLR Lens Talk 4 months ago
70 300 IS non L on 6D Canon SLR Lens Talk 4 months ago
Close up photography with the 22mm lens - suggestions for improvement Canon EOS M Talk 4 months ago
Regarding China & Japan Made UV Filters Canon Rebel (EOS 1200D-300D) Talk 4 months ago
Canon 650D - Best Food Photography Lens? Canon SLR Lens Talk 4 months ago
C and C - DOF Practice Canon Rebel (EOS 1200D-300D) Talk 4 months ago
choosing a lens for a gift Canon SLR Lens Talk 4 months ago
35 + UWA or 35 + Standard Zoom? Canon SLR Lens Talk 4 months ago
EF-S 17-55 USM & EF-S 15-85 USM. Do they differ in color reproduction? Canon SLR Lens Talk 4 months ago