How to Focus on a Film Camera | Inexpensive Trick on Manual Cameras

Justin Heyes

There is something special about shooting film that makes it a different experience than  shooting digital. I am not talking about the age old debate of which medium produces better images; it’s the experience of manual focusing your lens with a split screen, micro prism or ground glass. These aids help produce relatively sharp images, but sometimes the focus is still just a little bit off. Here is an accessory that costs less than your coffee and will help you nail focus 100% of the time.

How to Focus on a Film Camera

Rosco-Focus-Aid-1

Rosco-Focus-Aid-2

At around a $3 the Rosco swatchbook is one of the best things a photographer can keep in their camera bag. Starting as a way to identify each gel by specific number, what their name is, and the purpose they serve, they quickly became cheap quality color modifiers for speedlights and lens filters due to their high optical quality.

Rosco-Focus-Aid-3

Using a swatch of either red, yellow or orange can add that right amount of contrast in your viewfinder to help with focusing. This method can be used on SLRs and rangefinders alike. Using a swatch of either red, yellow or orange can add that right amount of contrast that is needed. Experiment with different colors to see what your personal preference is. In my experience, the #2003 Storaro Yellow is Perfect for SLRs and #318 Mayan Sun for rangefinders.

Justin Heyes

Justin Heyes wants to live in a world where we have near misses and absolute hits; great love and small disasters. Starting his career as a gaffer, he has done work for QVC and The Rachel Ray Show, but quickly fell in love with photography. When he’s not building arcade machines, you can find him at local flea markets or attending car shows. Explore his photographic endeavors here. Website: Justin Heyes Instagram: @jheyesphoto

More articles by Justin Heyes →

RELATED POSTS

photography reflector in studio fill light

How To Use a Photography Reflector to Enhance Your Photos

July 27, 2026

In photography, everything comes down to light. We literally cannot capture photos without it....

tea ceremony photography tips

Tea Ceremony Photography Tips and Inspiration

July 24, 2026

Tea ceremonies are a traditional part of many Chinese, Vietnamese and other Asian weddings. ...

How to Use An ND Filter For Portraits

July 23, 2026

One often overlooked yet powerful tool in a photographer's arsenal is the Neutral Density...

couple standing in a field

Why Won’t My Camera Focus? 15 Possible Reasons

July 22, 2026

Having trouble focusing your camera? We're often too "in the zone" or in a...