The 4 x 12" #8 Pale Yellow Wratten 2 Optical Gel Filter from Kodak is commonly used for a noticeable increase in contrast with black and white films. It is especially useful for clear contrast between blue sky with clouds and foreground. It is also suitable for landscapes and nature scenes.

For Black & White Film    Minimal Boost in Contrast    Helps Separate Clouds and Sky

More rigid/durable

Easier to handle

Color consistent today, and 6 months from now as well

Wratten 2 Optical Filters are less sensitive to humidity, less prone to static cling

Most Kodak gelatin filters are available in 3 x 3" (75 x 75mm), 4 x 4" (100 x 100mm), 6 x 6" (150 x 150mm), and 14 x 18" (350 x 450mm)

Related Questions and Answers

Q: 1. Is it weather sealed?

A: The Panasonic Lumix DC-GX9 Mirrorless Micro Four Thirds Digital Camera with 12-60mm Lens does not feature weather sealing. One of the best weather sealed cameras today is a Pentax camera.

Q: 2. Can this lens take standard neutral density and circular polarizer filters?

A: Yes. Lens will adapt to all 77mm thread size filters.

Q: 3. Can you bracket?

A: The Panasonic Lumix GX9 Mirrorless Camera has an auto bracketing feature.

Q: 4. What is the battery life? Are spare batteries available?

A: While I have yet to use mine for hours, I suspect it will operate longer than 80 minutes or so. As mine came without a battery (i purchase elsewhere and paid $50.) I use an external rechargeable cellphone battery unit plugged into the USB port to power it. I am very pleased it works that way as well.

Q: 5. Is there any lens creep with this lens? I ask because it does not appear to have a zoom lock. Thanks.

A: There have been no reports of lens creep on this lens.

Q: 6. How is the image sharpness ? Does the 12-60MM produce good images? Low light? Any issues? Quality and reliability?

A: Overall, the Panasonic Lumix GX9 equipped with the Panasonic Lumix G Vario 12-60mm f/3.5-5.6 ASPH. POWER O.I.S. Lens would produce excellent image quality when shooting within sufficient light and would be very reliable.

Q: 7. I was very disappointed when I handled the lens (I actually tried 2 of them!). About 3/4 through the zoom rotation to fully extended the lenses stick and don't smoothly zoom through the full range. Anyone find that too?

A: Unfortunately this is a common finding with this lens, the higher quality 12-100 f/4 is much better and incredibly smooth throughout the whole zoom range.

Q: 8. Can this camera be mounted on a tripod?

A: There is a 1/4 -20 female bushing at the end of the handle for tripod mounting

Q: 9. Do you have clean hdmi for live use?

A: Hi, no the HDMI is only for playback of recorded files.

Q: 10. Is it possible to save the still images directly on android or ios app? or take a picture download it and erase it from app? The idea is to make a LOOOONG (several days) timelapse.

A: You record images to the media in the camera. You then can transfer copies of the images from the camera to the smart device. After that you can erase them on either device you wish. Sorry, but we are not sure of your plans for time lapse. If you wish further information, please email us. provideo@a href= http://bhphoto.com target= _blank bhphoto.com./a