Classification of focus segments

The fixed-focus lens of 135 camera is as follows:

8mm fisheye: The photo taken is a spherical image with a visual field of 180 degrees, which is extremely deformed.

16mm fisheye: left and right barrel-shaped deformation, field of vision 180 degrees, suitable for shooting and exaggerated description of large scenes.

18mm super wide-angle lens: It has a field of vision of 100 degrees, suitable for shooting large scenes and exaggerated descriptions. When shooting at close range, the left and right sides will be deformed.

20mm super wide-angle lens: 94-degree field of view, suitable for shooting large scenes and exaggerated descriptions. When shooting at close range, the left and right sides will be deformed.

24mm super wide-angle lens: 84-degree field of view, suitable for shooting large scenes.

28mm wide-angle lens: 74-degree field of view, suitable for general travel photos, landscape photos, documentary photography, etc.

30mm wide-angle lens: 70-degree field of view, suitable for general travel photos, landscape photos, documentary photography, etc.

35mm wide-angle lens: 62-degree field of view, suitable for general travel photos, landscape photos, documentary photography, etc.

50mm standard lens: 45-degree field of view, the field of view and angle of view are closest to the human eye, and it is almost undistorted. It is suitable for group photography, portrait, life photography, documentary photography and so on.

85mm portrait lens: 28-degree field of vision, very suitable for shooting seven headshots, busts and headshots.

105mm portrait lens: 23-degree field of view, very suitable for shooting seven headshots, busts and headshots, with a slightly strong sense of compression.

135mm portrait lens: 18-degree field of view, which is very suitable for shooting seven headshots, busts and headshots, with a slightly strong sense of compression.

180mm telescope head: 13-degree field of view, which is very suitable for shooting seven headshots, busts, headshots and full-length photos. It has a moderate sense of compression and can bring the distant scenery closer.

200mm telescope head: 12 degree field of view, which is very suitable for shooting seven headshots, busts, headshots and full-length photos. It has a moderate sense of compression and can bring the distant scenery closer.

300mm telescope head: 8-degree field of view, which can bring the distant scenery closer, with obvious compression, suitable for shooting lotus flowers, big birds, sports photography and so on.

400mm telescope head: 6-degree field of view, which can bring the distant scenery closer, with obvious compression, suitable for shooting lotus flowers, big birds, sports photography and so on.

600mm telescope head: 4-degree field of view, which can bring the distant scenery closer, with obvious compression, suitable for shooting ordinary birds, wild animals and so on.

1000mm telescope head: 2-degree field of view, which can bring the distant scene closer and compress obviously, and is suitable for shooting birds, wild animals and so on.

135 zoom lens on camera

17mm~35mm= ultra-wide-angle to wide-angle, suitable for general scenery, architecture, tourism and news, belonging to double mirrors.

18mm~35mm= ultra wide-angle to wide-angle, suitable for general scenery, architecture, tourism and news, belonging to double mirrors.

24mm~70mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

24mm~80mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

28mm~70mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

28mm~80mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

28mm~ 105mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

35mm~70mm= wide angle to portrait mirror, suitable for general scenery, architecture and tourism, belonging to a double mirror.

35mm~ 105mm= wide-angle portrait mirror, suitable for general scenery, architecture and tourism, belonging to triple mirror.

70mm~200mm= portrait mirror turns into telescope, suitable for portraits, humanities, sports, special stories, etc. , belonging to the triple mirror.

80mm~200mm= portrait mirror to telescope, suitable for portrait, humanities, sports, special stories, etc. , belonging to the triple mirror.

28mm~200mm= a mirror travels all over the world, but the picture quality is often poor, and the maximum aperture value is often small.

28mm~300mm= commonly known as tourist glasses, but the picture quality is often poor, and the maximum aperture value is often small.

200mm~400mm= telescope head, suitable for shooting lotus flowers and birds in the wild.

135 Macro lens on camera

60mm= Suitable for photographing flowers and motionless creatures, and can be used to copy tiny commodities.

90mm= suitable for taking flowers and general ecology.

105 mm= suitable for taking flowers and general ecology.

180 mm= Suitable for photographing flowers and general ecology, dragonflies, butterflies and frogs.

200 mm= Suitable for photographing flowers and general ecology, dragonflies, butterflies, frogs, etc.

400mm= suitable for shooting general ecology, dragonflies, butterflies, frogs, etc.

28mm~ 105mm= zoom macro lens, suitable for copying small commodities, one to two.

35mm~70mm= zoom macro lens, suitable for copying small commodities, with a ratio of one to two.

80mm~ 160mm= zoom macro lens, suitable for shooting flowers and plants and general ecology, dragonflies, butterflies, frogs and so on.

DX lens:

DX lens is specially designed for DSLR, and can only be used by the DSLR of APS-C, but not on traditional film cameras. At present, various brands are developing this kind of lens, taking Nikon as an example:

12mm~24mm (equivalent to 18mm~35mm of 135 camera) is a widely used ultra-wide-angle ~ wide-angle lens, which is very practical.

18mm~55mm (equivalent to 27mm~80mm of 135 camera) is a widely used wide-angle portrait mirror, which is very practical.

18mm~70mm (equivalent to 27mm~ 105mm of 135 camera) is a widely used wide-angle portrait mirror, which is very practical.