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Showing results 1 to 25 of 596
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Search: Posts Made By: Malcolm Stewart
Forum: Canon Today, 01:17
Replies: 2
Views: 192
Posted By Malcolm Stewart
I put a spreadsheet together to deal with all of...

I put a spreadsheet together to deal with all of the variables, using the data published in standardised format by the reviews in DPR. For several years it listed the 7D MkII as being the body to...
Forum: Canon Sunday 10th December 2017, 19:18
Replies: 3
Views: 400
Posted By Malcolm Stewart
Any EF 300mm F/2.8? I don't have a 5D Mk IV, so...

Any EF 300mm F/2.8? I don't have a 5D Mk IV, so can't help.
Forum: Binoculars Wednesday 29th November 2017, 21:37
Replies: 24
Views: 1,163
Posted By Malcolm Stewart
Wow! That brings back memories, from the 1960s!...

Wow!
That brings back memories, from the 1960s! I was working in radar research, and specifically portable radar for the Army. What we were offering suffered from vibration effects, and so we...
Forum: Binoculars Wednesday 29th November 2017, 13:24
Replies: 24
Views: 1,163
Posted By Malcolm Stewart
I'm in Milton Keynes where Minolta had their HQ...

I'm in Milton Keynes where Minolta had their HQ and service facility for several years. I was very impressed by the service I received from them when a pair of 7x50 bins developed poor collimation. ...
Forum: Tripod and Heads Wednesday 25th October 2017, 22:00
Replies: 4
Views: 774
Posted By Malcolm Stewart
I've been using a Manfrotto 128RC as my main...

I've been using a Manfrotto 128RC as my main tripod head for several years, and seeing your query, I've had a quick look at mine. The lock button seemed a bit stiff, so I applied one drop of machine...
Forum: Opticron Tuesday 24th October 2017, 18:38
Replies: 4
Views: 1,147
Posted By Malcolm Stewart
I'm a spectacle wearer, and have an HR80 GA ED...

I'm a spectacle wearer, and have an HR80 GA ED telescope with SDL vs 2 eyepiece. I also have a fixed Opticron eyepiece, 27x (with this 'scope) WW HDF eyepiece. Both combos work well. Normally I...
Forum: Canon Wednesday 20th September 2017, 18:10
Replies: 2
Views: 1,143
Posted By Malcolm Stewart
I bought a 7D Mark II after owning and using a 1D...

I bought a 7D Mark II after owning and using a 1D Mark IV - both for birds and for certain sports, mainly cycling. In my experience, the 1D Mark IV simply works and delivers the goods - with very...
Forum: Canon Tuesday 19th September 2017, 10:35
Replies: 3
Views: 1,395
Posted By Malcolm Stewart
I think this is what you are looking...

I think this is what you are looking for:-

http://www.speedgraphic.co.uk/closeup_lenses_adapters/novoflex_eosretro_reverse_adapter_for_canon_eos/8499_p.html

I've never tried one, but I believe it...
Forum: Canon Tuesday 12th September 2017, 20:56
Replies: 2
Views: 1,682
Posted By Malcolm Stewart
My 7DMkII needed a new Compact Flash socket. ...

My 7DMkII needed a new Compact Flash socket. Supply of socket, disassembly & reassembly cost me around 82 from a well recommended Milton Keynes repairer. (Trust me not to check the CF socket until...
Forum: Canon Thursday 31st August 2017, 09:54
Replies: 2
Views: 1,876
Posted By Malcolm Stewart
I was going to respond earlier, but events... I...

I was going to respond earlier, but events...
I have an EF 500 F/4L IS, and also the shorter 300 F/2.8L IS. Some years ago I bought the appropriate circular polarising filter, the 52mm, and after...
Forum: Canon Saturday 26th August 2017, 09:43
Replies: 11
Views: 2,226
Posted By Malcolm Stewart
How can a lens be faulty with respect to...

How can a lens be faulty with respect to vignetting as in this thread? Vignetting is essentially a geometric effect caused by the mechanics and physics of the lens, and unless some internal shade or...
Forum: Binoculars Tuesday 22nd August 2017, 11:32
Replies: 68
Views: 7,502
Posted By Malcolm Stewart
Marketing - hardly! After a few year's interval,...

Marketing - hardly!

After a few year's interval, I visited Birdfair last Saturday. The weather was good and my attention was grabbed by the red of the Meopta stand. I quickly found their 8x42 and...
Forum: Trail Cams - Camera Traps Thursday 3rd August 2017, 00:25
Replies: 2
Views: 1,171
Posted By Malcolm Stewart
So, I am not alone having problems getting my...

So, I am not alone having problems getting my Bushnell Trail Cam (basic model) to work. Most other cameras and camcorders etc., I have no trouble with, but my trail cam is in a different league. ...
Forum: Canon Friday 21st July 2017, 19:33
Replies: 1
Views: 2,261
Posted By Malcolm Stewart
I'm not sure if I can help in this - but, I do...

I'm not sure if I can help in this - but, I do have a 7D Mk II, and I was out shooting some cyclists two weeks ago.
Like you, I used AIServo, and reviewing my shots (using Breeze Browser Pro with...
Forum: Canon Friday 21st July 2017, 12:39
Replies: 20
Views: 4,303
Posted By Malcolm Stewart
Very difficult to say just what caused my lens to...

Very difficult to say just what caused my lens to fail - and as I was using the supplied Canon padded case, I feel it's worth mentioning - particularly as board-walks aren't uncommon at bird...
Forum: Canon Tuesday 18th July 2017, 17:36
Replies: 20
Views: 4,303
Posted By Malcolm Stewart
Just to add a note of caution to using wheels...

Just to add a note of caution to using wheels when transporting Canon's USM lenses. My first big white was an EF 300 F2.8L and I transported it in its Canon padded case in a wheeled trolley at the...
Forum: Canon Tuesday 18th July 2017, 12:58
Replies: 20
Views: 4,303
Posted By Malcolm Stewart
I carry my EF 500 F/4L IS in a Lowe Pro Flipside...

I carry my EF 500 F/4L IS in a Lowe Pro Flipside 300, complete with both 1.4x and 2x extenders - that goes on my back. I carry my 1D MkIV separately, probably with a near standard or 70-200 F/4L...
Forum: Canon Saturday 8th July 2017, 18:00
Replies: 2
Views: 2,658
Posted By Malcolm Stewart
No real idea, but have you tried disabling the...

No real idea, but have you tried disabling the GPS? With the GPS fully "Off" I'd expect you to get a longer period from your battery.
Forum: Canon Saturday 8th July 2017, 17:57
Replies: 6
Views: 2,760
Posted By Malcolm Stewart
The Canon Eos M5 has a Canon APS-c sensor with a...

The Canon Eos M5 has a Canon APS-c sensor with a crop factor of 1.6x, so if you want a reach of 600mm, you'll need a 400mm lens, with a 640mm reach. Canon offer several lenses at this focal length,...
Forum: Canon Monday 19th June 2017, 15:42
Replies: 10
Views: 3,499
Posted By Malcolm Stewart
I've had good results with my 7D MKII and an EF...

I've had good results with my 7D MKII and an EF 500 F4L IS when shooting birds; and I've not noticed any of the problems I observed with my 5D some years ago when the drain from big lens stopped the...
Forum: Canon Thursday 15th June 2017, 12:28
Replies: 10
Views: 3,499
Posted By Malcolm Stewart
Did I miss the camera you used for your shots? ...

Did I miss the camera you used for your shots?
When using "big whites", I've found differences between normal sized bodies, eg 5D, and the much more sure-footed performance with a 1D III, or 1D IV.
Forum: Canon Tuesday 9th May 2017, 22:15
Replies: 11
Views: 4,228
Posted By Malcolm Stewart
Yes, I've done similar comparisons between my...

Yes, I've done similar comparisons between my SX40HS and my EF 500 F/4L IS mounted on a 1D MkIII (or may be a 1D MkIV). As soon as the bird starts moving, the comparison ceases. BUT, I bought the...
Forum: Opticron Wednesday 15th March 2017, 00:25
Replies: 5
Views: 2,836
Posted By Malcolm Stewart
Many thanks to Pete Gamby for his help, and to...

Many thanks to Pete Gamby for his help, and to chordstrummer for his input.
Unfortunately, I'm going to be otherwise engaged for the next few weeks (family hospital issues), and so telescope...
Forum: Opticron Sunday 5th March 2017, 17:01
Replies: 5
Views: 2,836
Posted By Malcolm Stewart
Thanks for your help - I guess I should visit...

Thanks for your help - I guess I should visit Opticron at Luton, and hopefully, do a trial.
Forum: Opticron Saturday 4th March 2017, 09:58
Replies: 5
Views: 2,836
Posted By Malcolm Stewart
Fixed eyepiece for HR 80 GA ED

I have an Opticron HR 80 GA ED, and it came with an SDL/2 eyepiece. I wear spectacles nearly all of the time, and I'm wondering whether a fixed eyepiece, such as the 40831, might be better. Zooming...
Showing results 1 to 25 of 596
 


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